Answer:
x ≥ 7
Step-by-step explanation:
2x -9 ≥ 5
+9
x ≥ 14
14/2
=7
x ≥ 7
Translate the sentence into an equation. Two less than the product of 5 and a number equals 9. Use the variable c for the unknown number.
Answer:
The equation is: \(5c-2=9\)
Step-by-step explanation:
Since 2 less than the product of 5 and a number c is equal to 9, it follows:
\(5c-2=9\)
On a map, 56 cm represents 64 miles. If the distance between two cities on the map is 28 cm apart, how many miles separate the cities?
Answer:
The answer is 32 miles
Step-by-step explanation:
First, you see that 56cm=64 miles
As u can tell 56-28=28
This means that you can just divide 64 by 2 which leads u to the answer of 32 miles
Answer:
32
Step-by-step explanation:
A triangle has a height that is 5 units shorter than its base. If b represents the base and h represents the
height, write an equations represent the area of the triangle?
Answer: A = (b²-5b)/2
Step-by-step explanation:
Hi, to answer this question we have to analyze the information given:
Base =b
Height = h = b-5 (the height is 5 units shorter than the base)
Since:
Area of a triangle (A)= (base x height) ÷ 2
Replacing with the values given:
A = [b (b-5)] ÷2
A = (b²-5b)/2
Feel free to ask for more if needed or if you did not understand something.
Name two numbers using these rules: •
Name an odd composite number greater than 50
Name an odd prime number greater than 50.
Explain how you know your numbers are composite or prime.
55 for the first rule and 89 for the second.
55 can go into 1, 5, 11, and 55 so 55 its composite. 89 is a prime number because it only goes into 1 and 89.
Hope this helps you out!
Sarah is organizing a party at the Vine House Hotel. The Vine House Hotel provides her with the following
information: $750 for the room rental plus $20 per person attending the party.
a. If C dollars is the cost of a party for P people, write an equation to determine the cost.
b. Sarah is inviting 60 people to the party. She calculates her cost to be $1200. Is she correct? Show your work and
explain.
Answer:
A) 750+20P=C
B) No, it will not be $1200. It will be $1950. $1200 is only the cost for the people and does not include the room rental.
Step-by-step explanation:
A) 750+20P=C
B) 750+20(60)=C
750+1200=C
1950=C
No, it will not be $1200. It will be $1950. $1200 is only the cost for the people and does not include the room rental.
Answer:
a. C = 750 + 20P
b. If Sarah is inviting 60 people to the party,
L.H.S. = 750 + 20 x 60
= 750 + 1200
= 1950 dollars
R.H.S. = 1200
because L.H.S is not equal to R.H.S.
no she is wrong
A 270-degree counterclockwise rotation about the origin followed by a translation 2 units to the right.
Answer:
Oh okay lol
Step-by-step explanation:
bleep bloop
Answer:
thank you for the free points hehe loaf ju:)
Help me thank you
Xxxxx
Answer:
A
Step-by-step explanation:
HELP PLEASE! What is the distance between the two points plotted?
A graph with the x-axis starting at negative 10, with tick marks every one unit up to 10. The y-axis starts at negative 10, with tick marks every one unit up to 10. A point is plotted at 3, 5 and at 3, negative 6.
A. 1 unit
B. 11 units
C. −11 units
D. −1 unit
The distance between the two points is 13 units.
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PLease solve it as fast has you can
Answer:
\(f^{-1}\left(f(576)\right)=\boxed{576}\)
\(f^{-1}(-7)+f(-7)=\boxed{13}\)
Step-by-step explanation:
The inverse of an invertible function with the domain of all real numbers is obtained by reflecting the original function across the line y = x, which swaps the input and output values of the function. Therefore, (x, y) → (y, x).
Given table:
\(\begin{array}{lrrrrrr}\vphantom{\dfrac12}x&-7&11&-13&6&5&-9\\\cline{1-7}\vphantom{\dfrac12}f(x)&7&12&8&-7&13&5\end{array}\)
Inverse function:
\(\begin{array}{lrrrrrr}\vphantom{\dfrac12}x&7&12&8&-7&13&5\\\cline{1-7}\vphantom{\dfrac12}f^{-1}(x)&-7&11&-13&6&5&-9\end{array}\)
If we have a function f(x), the inverse function is denoted as f⁻¹(x), and it has the property that f⁻¹(f(x)) = x for all valid inputs x in the domain of f(x).
Therefore:
\(\large\boxed{f^{-1}\left(f(576)\right)=576}\)
The value of f(-7) is the value of f(x) when x = -7. Therefore, reading from the original table, f(-7) = 7.
The value of f⁻¹(-7) is the value of f⁻¹(x) when x = -7. Therefore, reading from the inverse function table, f⁻¹(-7) = 6.
Therefore:
\(\large\boxed{\begin{aligned}f^{-1}(-7)+f(-7)&=6+7\\&=13\end{aligned}}\)
Tatyana is planting 20 flowers and 6 bushes in rows. If she wants all the rows to be exactly the same, with no plants left over, what is the greatest number of rows Tatyana can plant?
Answer:
she can plant 3 rows
Step-by-step explanation:
6×3=18 if you want an equal amount do 18, if you want to plant them all its four rows
Answer:
Tatyana can plant 2 rows of plants for the rows to be the same without left over plants.
Step-by-step explanation:
So you need to know the greatest number that you can plant for flowers and bushes, the bushes you can do 6 but the flowers cant be divided into 6, so now you look at the next number, well its 3 right? yeah, but again, 20 cant be divided into three groups. The next number is 2, and 20 can be divided into 2, so the answer is 2.
PLEASE HELP!! ThANK YOU
Answer: i think it is 2 1/8 inches and can you please give brainlest
Step-by-step explanation:
BRAINLIEST TO FIRST RIGHT ANSWER The coefficients of the first three terms in the expansion of (x – y) 4 are a) 1, –4, –6 b) 1, –4, 6 c) 1, 4, 6 d) 1, 3, 5
Answer:
b) 1, -4, 6
Step-by-step explanation:
(x-y)^4=
(x-y)(x-y)(x-y)(x-y)=
(x^2-xy-xy-y^2)(x^2-xy-xy-y^2)=
(x^2-2xy-y^2)(x^2-2xy-y^2)=
x^4-4x^3y+6x^2y^2-4xy^3+y^4
what is the value of this expression
5 (9/12 - 1/4) + 0.5
The answer to this is 3
__________________________________________________________
PEMDAS= Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction
__________________________________________________________
9/12 - 1/4 = 0.5
0.5 x 5 = 2.5
2.5 + 0.5 =3
Can someone answer I don't understand?
Answer:
i i i i i i i i i i i i i i i i i i i i i i i i i i i i 56
Pls help me! this is a long overdue assignment! (question is in the picture)
Answer:
three basic methods of graphing linear functions.
The first is by plotting points and then drawing a line through the points.
The second is by using the y-intercept and slope.
The third is applying transformations to the identity function f(x)=x.
only 6 more questions please help your boy
The graph shows the number of gallons of white paint that were mixed with gallons of blue paint in various different ratios:
(look below)
The number of gallons of white paint mixed with 1 gallon of blue paint is ______.
--I think it could be 4, but it already says 2 gallons of blue paint equals 4 gallons of white paint, so maybe 2...?
Answer:
2
Step-by-step explanation:
because it is 2 parts white paint one part blue paint
The number of gallons of white paint mixed with 1 gallon of blue paint is 2.
The graph shows the number of gallons of white paint mixed with gallons of blue paint in different ratios.
It is given that 2 gallons of blue paint can be mixed with 4 gallons of white paint.
Since 2 gallons of blue paint can be mixed with 4 gallons of white paint, we can divide both sides by 2 to find the ratio of white paint to blue paint when using 1 gallon of blue paint.
2 gallons of blue paint / 2 = 4 gallons of white paint / 2
1 gallon of blue paint equals 2 gallons of white paint.
So, the number of gallons of white paint mixed with 1 gallon of blue paint is 2.
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Find x and y. pls help
Answer:
y = 21
x = 8
Step-by-step explanation:
AB = 180
27 + 3y = 90°
-27 -27
-----------------------
3y = 63
÷3 ÷3
--------------
y = 21
x + 27 + 3y + 8x + 18 = 180
9x + 45 + 3(21) = 180
9x + 45 + 63 = 180
9x + 108 = 180
-108 -108
-----------------------
9x = 72
÷9 ÷9
----------------
x = 8
I hope this helps!
Find the sum of 2.54 x 10 ^19 and 3.218 x 10 ^17.
3.2434 x 10 ^36
2.57218 x 10 ^36
3.2434 x 10 ^19
2.57218 x 10 ^19
Answer:
Step-by-step explanation:
(2.54 × \(10^{19}\)) + (3.218 × \(10^{17}\)
= 2.57218 × \(10^{19}\)
Hope this was helpful for you!!
The sum of 2.54 x 10¹⁹ and 3.218 x 10¹⁷ will be 2.57218 x 10¹⁹ so option (D) will be correct.
What is summation?A summation, also abbreviated as a sum, is the outcome of adding two or more numbers or quantities. Here are always an integer number of terms in a summation. There could be only two terms, but there could be one hundred, thousand, or a million. There are summations with an infinite set of parameters.
In another word, the summation is to add or subtract any two or more terms by doing that operation we will get a new result which could be big or small depending upon the number.
Given the digits are
2.54 x 10¹⁹ and 3.218 x 10¹⁷
Now in order to sum we need to make an equal exponent of 10
So,
2.54 x 10¹⁹ = 254 x 10¹⁷
Now, Summation
254 x 10¹⁷ + 3.218 x 10¹⁷
257.218 x 10¹⁷ = 2.57218 x 10¹⁹
Hence "The sum of 2.54 x 10¹⁹ and 3.218 x 10¹⁷ will be 2.57218 x 10¹⁹ so option (D) will be correct".
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Starting in 2015 the population of a local town is decreasing at a rate of 4.5% per year. in 2015 there were 230,000 people living in this town
write an exponential function to model this situation then find the predicted population in 2023
Answer: 147,200
Step-by-step explanation:
An exponential function to model this situation = f(x) = 230,000(1-0.045)^8 and the predicted population in 2023 is, 159131.
What is an exponential function?The exponential function is a function that grows quicker and quicker.
Given that, starting in 2015 the population of a local town is decreasing at a rate of 4.5% per year, in 2015 there were 230,000 people living in this town,
The general form is f(x) = a (1 - r)^ x
f(x) = 230,000(1-0.045)^8
f(x) = 159131
Hence, the predicted population in 2023 is, 159131
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If a car is moving 50 mi/hr and travels 30 miles, how long did the journey take?
Answer:
36 minutes
Step-by-step explanation:
1 hour = 60 minutes
\(\frac{50}{60} = \frac{30}{m}\)
50m = 1800
m = 36 minutes
The Journey will take 6 hours.
What is speed distance formula?Speed = Distance/Time Distance = Speed X TimeTime = Distance / Speed.Given:
speed = 5 mph
Distance = 30 miles
So, speed = Distance / time
5 = 30 / time
time = 30/5
time = 6 hour.
Hence, the journey take 6 hour.
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HELP ANSWER THIS I WILL GIVE TEN POINTS AND THANKS!
REMEMBER TO EXPLAIN STEP-BY STEP! AND GET THE CORRECT ANSWER!
The units and tens digits of one-two digit integer are the tens and units digits of another two- digit integer, respectively. If the product of the two integers is 4930, what is their sum?
Answer:
(10t + u)(10u + t) = 4,930
100tu + 10t^2 + 10u^2 + tu = 4,930
101tu + 10t^2 + 10u^2 = 4,930
10t^2 + (101u)t + (10u^2 - 4,930) = 0
(101u)^2 - 4(10)(10u^2 - 4,930)
= 10,201u^2 - 400u^2 + 197,200
= 9,801u^2 + 197,200
We see that u = 5 gives 442,225.
√442,225 = 665
(10t + 5)(50 + t) = 4,930
500t + 10t^2 + 250 + 5t = 4,930
10t^2 + 505t - 4,680 = 0
2t^2 + 101t - 936 = 0
t = (-101 + √(101^2 - 4(2)(-936)))/(2×2)
= (-101 + √17,689)/4
= (-101 + 133)/4 = 32/4 = 8
So the numbers are 58 and 85.
58 + 85 = 143
Yvonne’s bakery makes blondies and brownies. ● Blondies are squares with 3 inch sides. ● Brownies are squares with 6 inch sides. ● The tray that displays the blondies and brownies has an area of 648 square inches and is completely full. If she has 4 rows of blondies and 4 rows of brownies, what fraction of the area of the tray, in square inches, is blondies?
Answer:
1/2 half of them are blondies
Step-by-step explanation:
Answer:
Step-by-step explanation:
the answer is 1/2 half of them are blondies
EASY MATH! NEEDING HELP! DUE MONDAY
I need help with clues 1 and 2!
There are more clues I need help with,if you have time and would like to help me with them too. THANK YOU!
Answer:
Clue 1) This is chronological order.
What is the ratio of triangles to circles in each row below:
H: 2:3
O: 4:1
N: 2:1
What is the ratio of shoes to caps in each row below:
S: 1:2
A: 3:2
B: 1:3
What is the ratio of cubes to total shapes in each row below:
I: 3:2
M: 2:4
T- 1:3
E-4:2
Y: 2:3
What is the ratio of circles to total shapes in each row below:
U: 2:2
V: 3:5
C: 1:4
L: 4:1
G: 1:5
Clue 2) This is in chronological order.
O: 10, S: 4, T: 70, K: 12, I: 30, C: 22.5, E: 35, M: 54, D: 104, A: 63, W: 9, G: 15, R: 60, F: 19, N: 32, B: 81, H: 46
Phrase: THE ROGUE'S MASK WAS FOUND WITH TRACES OF BROWN HAIR
Step-by-step explanation:
Ratios) You must look in the question, to find which shape is which.
Example: There are 5 circles and 2 triangles. What is the ratio of both triangles and circles?
Answer: 2:5
Clue 2) Divide each question
please write a function for the points (1/3,0) (-2 3/4,0) and (0,-5) and explain the steps.
thank you!
The function for the points are y = -15x - 5
How to determine the functionFrom the information given, we have that;
The points are;
(1/3,0) (-2 3/4,0) and (0,-5)
Using the point-slope form of a linear equation, we have;
y - y₁ = m(x - x₁)
Such that;
m is the slope of the liney - y₁ and (x - x₁) are the pointsUsing (1/3, 0) and (0, -5), we have that the slope is;
m = (0 - (-5))/0 -1/3)
expand the bracket
= 5 / (-1/3)
= -15
Now, take any of the given points and substitute the values
Using (1/3, 0), we get;
y - 0 = -15(x - 1/3).
y = -15x - 5.
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The function for the points solved by (1/3,0) (-2 3/4,0) and (0,-5) solved by point slope form is \(a=-15b-5\)
We have given the points:
(1/3,0) (-2 3/4,0) and (0,-5)
Using the formula of linear equation
\(a-\)\(a_{1}\)\(=x[b-b_{1}]\)
Where we will consider (1/3,0) = \(a-a_{1}\) and (0,-5) = \(b-b_{1}\)
that is 1/3 = \(a\), 0 = \(a_{1}\) and
0 = \(b\), -5 = \(b_{1}\)
\(x\) refers to the slope of line (take any variable)
Now for finding the value of \(x\),
\(x=a-a_{1}/b-b_{1}\)
inserting the values,
\(x=[0-[-5]]/[0-1/3]\\x= -15\)
Substitute the value of \(x\) in the equation
\(a-0=-15[b-1/3]\)
By simplifying the equation, we get
\(a=-15b-5\)
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I know this question is not about math or science but my friends are saying the Leonardo DiCaprio when he was young is hotter than Zac Efron now and when he was young. I need y’alls opinions.
Who is hotter, young Leonardo DiCaprio or 35 year old Zac Efron? My pick is Zac Efron but I want some opinions.
Answer:
it's Zac Efron for sure, Leonardo DiCaprio is just not the same...
Please help.
What is 40% of 837?
Giving big brain award
Answer:
334.8
Step-by-step explanation:
What are the zeros of the function?
f(x)
x^3 + 2x^2 – 35x/
X-3
Answer:
Ahí esta el proceso y lo último es la respuesta.
In numb3rs, they use math to solve crimes. One of the ways they use Math is to reveal patterns. What is the pattern in this sequence? What would be the first and last numbers be? (6, 14, 30, 62, 126)
Step-by-step explanation:
I think the first number is 2
Then 2 x 2 = 4 so there is a difference of 4 number
Then in between 6 and 14 there is a difference of 8 so 4 x 2 = 8
Then 16 so 8 x 2 = 16
So after 126 the number is 254
Solve for the missing angles / show your work! Help pls!
Answer:
sum=(n-2)*180
sum=(4-2)*180
sum=2*180
sum=360º
if T=K, T=100º
360-(100+100+20)=E
E=360-220
E=140º