7+4(2a+15)=-13

Please solve the equation above step by step
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2 Answers

 

7+4(2a+15)=-13

4(2a + 15) = -13 - 7

4(2a + 15) = -20

(2a + 15) = -20 / 4

2a + 15 = -5

2a = -5 - 15

2a = -20

a = -20 / 2

a = -10

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-5(2a+7)
by Level 1 User (140 points)

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