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2(2x + 4) + 2(x - 7) = 78. Determine the side lengths of this rectangle. ​
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4 votes
2(2x + 4) + 2(x - 7) = 78. Determine the side lengths of this rectangle. ​

User Jacob Honeyhume
by
5.5k points

1 Answer

4 votes


2(2x + 4) + 2(x - 7) = 78


4x + 8 + 2x - 14 = 78


(4x + 2x) + (8 - 14) = 78


6x - 6 = 78


6x = 78 + 6


6x = 84


x = (84)/(6)


x = 14

User Sirlanceoflompoc
by
6.8k points
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