Answer: x= 15
Steps shown in image below
Answer:
x=15
Step-by-step explanation:
they are supplementary so they add up to 180.
7x-9+5x+9=180
simplify
12x=180
divide by 12
x=15
based on the information in the table, the nonlinear relation can be transformed into the following linear regression model:
The nonlinear relation can be transformed into a linear regression model by identifying the predictor variables and response variable, determining the coefficients, and writing the model in the form y = b0 + b1x1 + b2x2 + b3x3 + ... + bnxn.
Based on the information in the table, the nonlinear relation can be transformed into the following linear regression model: y = b0 + b1x1 + b2x2 + b3x3 + ... + bnxn.
This type of regression model is known as a multiple linear regression, as it includes multiple predictor variables (x1, x2, x3, ... xn) and a single response variable (y). The goal of this type of model is to find the best-fitting line that describes the relationship between the predictor variables and the response variable.
In order to transform the nonlinear relation into a linear regression model, we need to first identify the predictor variables and the response variable. Next, we need to determine the coefficients (b0, b1, b2, b3, ... bn) that best fit the data. This is typically done using a method called least squares, which minimizes the sum of the squared differences between the observed values and the values predicted by the model.
Once we have determined the coefficients, we can write the linear regression model as: y = b0 + b1x1 + b2x2 + b3x3 + ... + bnxn. This model can then be used to make predictions about the response variable based on the values of the predictor variables.
In conclusion, the nonlinear relation can be transformed into a linear regression model by identifying the predictor variables and response variable, determining the coefficients, and writing the model in the form y = b0 + b1x1 + b2x2 + b3x3 + ... + bnxn.
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The sum of two negative integers is a negative integers
Answer:
when we add two negative numbers the result will always be a negative number, on adding negative numbers the direction of the move will always be to the left side
hope this helps!
Estimate the line of best fit using two points on the line. (7,4) and (10,2)
The distance between these two points (7,4) and (10,2) will be 3.6 units.
What is the distance between two points ( p,q) and (x,y)?The shortest distance (length of the straight line segment's length connecting both given points) between points ( p,q) and (x,y) is:
D² = (x-p)² + (y-q)²
Estimate the line of best fit using two points on the line. (7,4) and (10,2).
The distance between these two points (7,4) and (10,2) will be
D² = (10 - 7)² + (2 - 4)²
D² = 9 + 4
D² = 13
D = 3.6
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a color print 21 pages in 7 minutes How many minutes does it take per page?
Answer:
3
Step-by-step explanation:
Cause you would divide 21 by 7 and 7 can only go into 21 3 times
geometry please help
Step-by-step explanation:
angle B = angle D
corresponding angles of parallel lines intersected by another . line are equal
angle BEA = angle DEC Verical angles are equal
ABE ~~ CDE due to A - A -S theorem for triangles
The function y=f(x)y=f(x) is graphed below. Plot a line segment connecting the points on ff where x=-3x=−3 and x=7.x=7. Use the line segment to determine the average rate of change of the function f(x)f(x) on the interval -3\le x \le 7.−3≤x≤7. Plot a line segment by clicking in two locations. Click a segment to delete it. x y Use the line segment you just drew to find: \Delta y=Δy= \Delta x=Δx= Average rate of change: attempt 1 out of 2 Eric Jose Average Rate of Change from a Graph (Draw Line) Oct 27, 7:00:05 PM Watch help video The function y=f(x)y=f(x) is graphed below. Plot a line segment connecting the points on ff where x=-3x=−3 and x=7.x=7. Use the line segment to determine the average rate of change of the function f(x)f(x) on the interval -3\le x \le 7.−3≤x≤7.
The change in the function per unit over a specific period of time is the average rate of change. Between x = 5 and x = 7, the average rate of change is -4.
How to calculate average rate ?Average Rate: A single rate that applies to real estate at multiple locations and is calculated as the weighted average of the various rates that are appropriate at each location.
Given ,
The graph of the y =f(x)
The points on f(x) that link to x = 5 to x = 7 are in the attachment.
A green line serves as the line segment's representation.
The following values can be used to calculate the line segment's average rate of change.
When x= 5 and y = 8
When x= 7 and y = 0
So, the average rate of change (m) is:
m = Δy/Δx
Where
\($$\begin{aligned}\Delta y &=y_2-y_1 \\\Delta y &=0-8 \\\Delta y &=-8\end{aligned}$$$$\begin{aligned}&\Delta x=x_2-x_1 \\&\Delta x=7-5 \\&\Delta x=2\end{aligned}$$$$\begin{aligned}&n=\frac{\Delta y}{\Delta x} \\&n=\frac{-8}{2} \\&n=-4\end{aligned}$$\)
Hence, the average rate of change from x = 5 to x= 7 is -4
The complete question is :The function y=f(x) is graphed below. Plot a line segment connecting the the points on f where x=5 and x=7. Use the line segment to determine the average rate of change of the function f(x) on the interval
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Select the reason that best supports statement 5 in the given proof.
A: Postulate
B: Transitive property
C: Substitution
D: Symmetric property
The reason that best supports statement 5 in the given proof is Substitution
What is Substitution?The process of substituting means putting numbers in place of letters to calculate the value of an expression .
Take the equation 8 - 4x as an example. Depending on what number x is, this can take a wide range of values.
Multiplication property of equality:
Let's take an example,
x ÷ 2 = (2x - 14)
x ÷ 2 × 2 = 2 × (2x - 14)
x = 4x - 28
then by multiplication property of equality, we can multiply 2 on both sides and rewrite the equation,
x = 4x - 28
Addition property of equality:Let's take another example,
x - 4 = 4
then by addition property of equality, we can add 4 on both sides and rewrite the equation,
x - 4 + 4 = 4 + 4
x = 8
Transitive property:In math, if A=B and B=C, then A=C
In other words, since A and C are both equal to the same thing.
For example, if A is 5 then by the transitive property we can conclude that B and C are also equal to 5.
What is congruency?If two figures can be placed precisely over each other, they are said to be 'congruent' figures.
So, According to the question:
Finally, in the fifth reason, we can conclude that it is substitution because by the second reason m of ∠A is congruent to m of ∠B. So, if we remember the substitution we can assign the value of m∠A to the value of m∠B because both are congruent by the second reason.
Therefore, the reason that best supports statement 5 in the given proof is Substitution.
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For complete question, to see the attachment.
Last year Kim earned 8$ per hour this year she earns 10$ per hour what is the percent increase from last year to this year
Answer:
25%
Step-by-step explanation:
(10-8)/8 * 100%
PLEASE HELP ASAP!
If the volume of a cube is 1,728 cubic inches, find the side length of each of its sides
Answer:
12 inches
Step-by-step explanation:
Since we know that a cube has all equal length slides, and since we are given the volume, we can just simply find the cube root of 1728 to find the length of each side of the cube.
∛1728
= 12
The side lengths of the cube are each 12 inches long.
Hope this helps!
Write the point slope form of the equation of the line that passes through the points (-3,2) and (-5,3).
a. y+2=-1/2 (x-3)
b. y-2=-1/2 (x+3)
c. y-2=1/2 (x+3)
d. y+2=1/2 (x-3)
Answer:
B
Step-by-step explanation:
y-2=-1/2(x+3)
what is 2x - 3 = 5 because i am doing a test for school
Answer:
x=4
Step-by-step explanation:
Answer:
2x = 5 + 3
2x = 8
x = 8/2
x = 4
heunsjsnzjs
20.
What is the distance from the point (3,8) to the
point (7,-6)?
a. 2V5 units
b. 2V 47 units
c. 2V 51 units
d. 2V53 units
e. 2V74 units
Answer:
the answer is d using the distance formula
T/F: a continuous random variable x assumes an (infinitely) uncountable number of distinct values.
True. a continuous random variable x assumes an (infinitely) uncountable number of distinct values.
A continuous random variable is one that can take on any value within a specified range, and it is defined over an interval of real numbers. Since the real numbers are uncountably infinite, a continuous random variable can assume an uncountable number of distinct values. In contrast, a discrete random variable can only take on a countable number of distinct values, since its possible values are restricted to a finite or countably infinite set of numbers.
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You are at a grocery store and the cost of your groceries is $32.75. You need to add the sales tax, which is 6%. You have one $20 bill, two $10 bills, one $5 bill, five $1 bills, and some pennies.
How much is your total bill including tax?
How much should you give the cashier so you do not get back any pennies?
What denominations will you use for this?
1. The total bill including sales tax is $34.72.
2. The amount you should pay the cashier is $34.72.
3. The denominations for the payment should be one $20 bill, one $10 bill, four $1 bills, and 72 cents (pennies).
How is the total cost determined?The total cost payable to the grocery store cashier is the cost of the groceries plus the sales tax.
The cost for groceries = $32.75
Sales tax = 6%
Total cost = cost plus sales tax
= $34.72 ($32.75 x 1.06)
Check:
1 $20 = $20
1 $10 = 10
4 $1 = 4
Cents = 0.72
Total $34.72
Thus, you will be spending $34.72 for groceries, including the sales tax.
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Error Analysis - Describe and correct the error a student made when multiplying two
binomials.
(2x + 2) (4x - 1)
8x ² - 2
Answer:
The correct answer is:
Error made: The student multiplied only corresponding terms in each bracket with each other
Correction: Each term in one bracket is to be multiplied with every term in the next bracket
Step-by-step explanation:
The student paired the terms in the brackets into like terms and multiplied the like terms like this:
(2x + 2) × (4x - 1)
collecting like terms: (2x, 4x) (2, -1)
(2x × 4x) (2 × (-1)) = 8x² - 2.
The above is the wrong way of expanding the bracket. The correct way of doing it is as follows:
(2x + 2) (4x - 1)
Each term in one bracket multiplies each term in the second bracket.
= 2x (4x - 1) + 2(4x -1)
= 8x² - 2x + 8x - 2
= 8x² + 6x - 2
have x 50 notes and y N100 notes. There
are eight notes altogether and their total
value is N550. How many of each note do
I have
Answer:
hi
Step-by-step explanation:
hi
write a tbh about me ;)
p.s. love u guys
Answer:
tbh- you seem like you would be funny,nice, and pretty
Step-by-step explanation: Love ya ;)
What is the solution set of the equation using the quadratic formula? x2+6x+10=0 {−3+2i,−3−2i} {−6+2i,−6−2i} {−3+i,−3−i} {−2i,−4i}
Answer:
The solution set of the quadratic function \(x^{2}+6\cdot x +10\) is \(\{-3+i,-3-i\}\) .
Step-by-step explanation:
Let be a second-order polynomial (quadratic function) is standard form and equalized to zero:
\(a\cdot x^{2}+b\cdot x + c = 0\)
Its roots can be determined by the Quadratic Formula in terms of its polynomial coefficients, which states that:
\(x_{1,2} = \frac{-b\pm\sqrt{b^{2}-4\cdot a\cdot c}}{2\cdot a}\)
Given that \(a = 1\), \(b = 6\) and \(c = 10\), the roots of the polynomial are, respectively:
\(x_{1,2} = \frac{-6\pm \sqrt{6^{2}-4\cdot (1)\cdot (10)}}{2\cdot (1)}\)
\(x_{1,2} = -3\pm i\)
\(x_{1} = -3+i\)
\(x_{2} = -3 -i\)
The solution set of the quadratic function \(x^{2}+6\cdot x +10\) is \(\{-3+i,-3-i\}\) .
Solve the following equation for x 3x-8=7
The simple interest earned on a deposit of $3,000 at 6% for 5 years.
A $9.00
B $90.00
C $900.00
D $9,000.00
What must be added to the polynomial x2 - 4x + x + 2 make it x2-x+4?
Answer:
2x + 2
Step-by-step explanation:
x^2 -4x +x +2 =
x^2 -3x +2 now add 2x + 2
A vendor at the black arts and cultural festival in albany , ny sells products made in africa. Aliyah spends 82,50 buying scarves and earrings from the vendor. She buys 2 scarves for 18.00 each and spends the rest on 3 sets of earrings. Each set of earrings costs the same amount, How much does one set of earrings cost?
The cost of one earring is 15.50.
What is the cost of one earring?The first step is to determine the total cost of the three sets of earrings. Total cost of the three sets of earrings = total amount spent - total cost of the scarves
Total cost of the scarves = cost of one scarf x total number of scarves bought
18 x 2 = $36
Total cost of the three sets of earrings = 82.50 - 36 = 46.50
Cost of one set of earring = total cost of the three sets of earrings / number of sets bought
46.50 / 3 = 15.50
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Which statements are true for this function and graph? Select three options.
The initial value of the function is One-third.
The base of the function is One-third.
The function shows exponential decay.
The function is a stretch of the function f(x) = (one-third) Superscript x.
The function is a shrink of the function f(x) = 3x.
The statements that are true for function and graph is the initial value of the function is One-third and the function is a shrink of the function f(x) = 3x. (option a and e).
First, let's define what a function is. A function is a mathematical rule that takes an input value (usually denoted by x) and produces an output value (usually denoted by y or f(x)). In other words, a function is like a machine that takes in a number and spits out another number.
Now, let's talk about the first statement: "The initial value of the function is One-third." The initial value of a function is the value of the output when the input is zero. So, if the initial value of this function is One-third, we can write that as f(0) = One-third.
The fifth and final statement is "The function is a shrink of the function f(x) = 3x." A shrink is a transformation of a function that compresses the graph horizontally. If we replace x in the function f(x) = 3x with a smaller value (such as x/2), we get a new function f(x/2) = 3(x/2) that is a shrink of the original function. So, if the given function is a shrink of f(x) = 3x, then we can write it as f(x) = 3(x/k) for some constant k.
Hence the first and fifth statements are the correct one.
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Which expression shows how 5⋅37 can be rewritten using the distributive property?
5x30+5x7
5x30+5x37
15x30+15x37
5x30+7
Answer:
5 x 30 + 5 x 7 is the correct option.
Answer:
5*30+5*7
Step-by-step explanation:
Which of the following best describes the possible values for a chi-square statistic?
a. Chi-square is always a positive whole numbers.
b. Chi-squarc is always positive but can contain fractions or decimal values.
c. Chi-square can be either positive or negative but always is a whole number.
d. Chi-square can be either positive or negative and can contain fractions or
decimals.
Therefore (b). A chi-square statistic is always positive as it is the sum of squared deviations from expected values.
However, it can contain fractions or decimal values as it is based on continuous data. The chi-square distribution is skewed to the right and its shape depends on the degrees of freedom. The possible values for a chi-square statistic depend on the sample size and the number of categories in the data. In general, larger sample sizes and more categories will result in larger chi-square values. It is important to note that a chi-square statistic cannot be negative as it is the sum of squared deviations. Therefore, options (a) and (c) are incorrect. In conclusion, the correct answer is (b) and it is important to understand the properties and interpretation of chi-square statistics in statistical analysis.
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help please!!!!!!!!!
Answer: 192,768
The sequence multiples by 4
Part1:
\( \huge{ \boxed{\bold{ \tt{48 }}}}\)
Part 2:
\( \huge{ \boxed{\bold{ \tt{768}}}}\)
Explanation:
As we can see every next number is 4 times greater than The number before it.
proof:\(3 \times 4 = 12\)
Here we have multiplied 3 with 4 than we get our next number ie 12
\(12 \times 4 = 48\)
When we again multiplied 12 with 4 than we get next number ie 48.
So next two numbers will surely be as follows:
part 1:
\(48 \times 4 = 192✓\)
part 2:
\(192 \times 4 = 768✓\)
When the bathroom at your house started to leak, the plumber came to fix it. In all, he used 18 feet of pipe, which came in either 2-foot or 4-foot sections. How many of each did he use if he needed 6 pieces of pipe
4 two foot and 2 four foot
3 two foot and 3 four foot
2 two foot and 4 four foot
5 two foot and 1 four foot
Answer:
3 two foot and 3 four foot
Step-by-step explanation:
In order to find how many of each he used, you have to find how much pipe in total with the options that were given you.
(3*2)+(3*4)=6+12=18 feet of pipe
(a) Using r units of raw material, a firm can produce an amount po units of its good, at a total cost of r, where a is a fixed number such that 0
The relationship between the total cost (C) and the amount of the good produced (q) using r units of raw material is given by the equation C - r = aq.
To determine the relationship between the total cost (C) and the amount of the good produced (q) using r units of raw material, we can start with the given information that the firm can produce an amount po units of the good at a total cost of r.
Let's denote the total cost as C and the amount of the good produced as q. We can write the relationship as follows:
C = aq + r
Where a is a fixed number and r is the amount of raw material used.
This equation represents the total cost function of the firm. The term aq represents the variable cost, which is proportional to the amount of the good produced. The constant term r represents the fixed cost, which does not depend on the amount produced.
To find the relationship between C and q, we can rearrange the equation as:
C - r = aq
This equation shows that the difference between the total cost and the fixed cost is equal to the variable cost, which is proportional to the amount produced.
In summary, the relationship between the total cost (C) and the amount of the good produced (q) using r units of raw material is given by the equation C - r = aq.
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Burger town sells cheeseburger for $7.95 per cheeseburger, c. Which of the following equations best represents the total cost, t, of a cheeseburger?
This equation takes into account the cost of a single cheeseburger ($7.95) and multiplies it by the number of cheeseburgers purchased to get the total cost (t).
What is the total cost of the cheeseburger in burger town?
The total cost, t, of a cheeseburger, can be represented by the equation:
t = c * 7.95
Where c is the number of cheeseburgers purchased.
This equation takes into account the cost of a single cheeseburger ($7.95) and multiplies it by the number of cheeseburgers purchased to get the total cost (t).
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Find the value of x that solves the system shown below.
y = 5x
2x - y = 18
Answer:
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