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liraira [26]
3 years ago
15

One side of a square is (3n + 7) what is its perimeter

Geography
1 answer:
Hitman42 [59]3 years ago
4 0
First to subtract by the 3 from the both sides. Then cross out 3 -3 it equals to 0.

 (3n+7)
 -3   -3
~~~~~~
         4
Answer is n=4
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