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Strike441 [17]
3 years ago
8

Can someone solve this equation -101=7+3(-4+4n) I need to know how you solved it too

Mathematics
1 answer:
nasty-shy [4]3 years ago
6 0
-101=7+3(-4+4n)
multiply 3 and the parentheses
-101=7-12+12n
simplify
-101=-5+12n
add 5 on both sides
-96=12n
divide both sides by 12
-8=n
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Step-by-step explanation in the answer

7 0
3 years ago
How to find the percentage that is not shaded on the grid?
Digiron [165]

Answer:

8%

Step-by-step explanation:

there are 100 cubes and 8 arent shaded

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3 years ago
Given r(x) = x square +2x -1 and s(x) = x-1 what is the value of r(s(3))
Amanda [17]

Answer:

r(s(3))=7

Step-by-step explanation:

we have

r(x)=x^{2} +2x-1

s(x)=x-1

we know that

The function composition is equal to

(r ∘ s )(x) = r(s(x))

In the function r(x) substitute the variable x by the function s(x)

so

r(s(x))=(x-1)^{2} +2(x-1)-1

For x=3

substitute the value of x=3 in the function composition

r(s(3))=(3-1)^{2} +2(3-1)-1

r(s(3))=(2)^{2} +2(2)-1

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3 0
3 years ago
A spool of ribbon is 85 inches long. riley needs to cut strips of ribbon that are 17 inches long. what are the possible numbers
Varvara68 [4.7K]

Answer:

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Step-by-step explanation:

6 0
3 years ago
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zhenek [66]
Assume the girls sold X boxes in the first week. They sold in the second week X+5 and 2X+10 in the third week.

The sum X + X + 5 + 2X + 10 = 431
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The answers are:
a0 = 104
a1 = 109
a2 = 218

Hope that helps you :)
6 0
3 years ago
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