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Anyone help me solve this? And show work please
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Anyone help me solve this? And show work please

Anyone help me solve this? And show work please-example-1
User Joshua T
by
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1 Answer

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Answer:

A) 2a + 6

Explanation:

(5a + 3) + (2a + 3) + x = 9a + 12

Add both side lengths plus the unknown side to equal the perimeter.

7a + 6 + x = 9a + 12

-7a -6 -7a -6 Subtract 7a + 6 on both sides

x = 2a + 6 This is the missing side length.

User Cyril Horad
by
4.6k points
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