A rectangle has side lengths of 9x+12 and 3x+7. What is the perimeter

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FatherMathew asked Jun 3, 2022

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A rectangle has side lengths of 9x+12 and 3x+7. What is the perimeter

Mathematics
high-school

FatherMathew asked Jun 3, 2022

by FatherMathew

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5 votes

24x+38

I just doubled each side and got this

Shia G answered Jun 4, 2022

by Shia G

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23 votes

Answer:

B. 24x + 38

Explanation:

Since this is a rectangle, there will be a pair of sides that are the same. With perimeter, add up the side lengths.

$2(9x+12)+2(3x+7)\\\\18x+24+6x+14\\\\24x+38$

Dahui answered Jun 7, 2022

by Dahui

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