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06-09-2017
Mathematics

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Solve: 7a − 5 = 2(2a −13) A. 5/7 B. -31/3 C. -7 D. 7

Respuesta :

06-09-2017

First, distribute the 2 on the right side of the equation so you get 4a-26. Then add 26 to both sides so you have 7a+21 =4a. Subtract 7a and get 21 = -3a. Divide by -3 and your final answer is -7.

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