ThatBoiyouknow1 ThatBoiyouknow1

01-03-2017
Mathematics

contestada

solve:4 (5 + 2x) - 5 = 3 (3x + 7)

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garydesir1 garydesir1

01-03-2017

Hi

4(5 + 2x) - 5 = 3(3x + 7)
20 + 8x - 5 = 9x + 21
8x + 15 = 9x + 21
8x - 9x = 21 - 15
-x = 6
Divide both sides by -1
-x/-1 = 6/-1
x = -6

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