jbaca1712 jbaca1712

17-11-2021
Mathematics

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

A rectangle has side lengths of 9x12 and 3x7 What is the perimeter class=

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SDCInfinity SDCInfinity

17-11-2021

Answer:

B. 24x + 38

Step-by-step explanation:

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

[tex]2(9x+12)+2(3x+7)\\\\18x+24+6x+14\\\\24x+38[/tex]

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searsrachel13 searsrachel13

17-11-2021

24x+38

I just doubled each side and got this

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