371=-a+7(8a-2)

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Solution for 371=-a+7(8a-2) equation: 



371=-a+7(8a-2)

We move all terms to the left:

371-(-a+7(8a-2))=0



We calculate terms in parentheses: -(-a+7(8a-2)), so:

-a+7(8a-2)

We add all the numbers together, and all the variables

-1a+7(8a-2)

We multiply parentheses

-1a+56a-14

We add all the numbers together, and all the variables

55a-14

Back to the equation:

-(55a-14)



We get rid of parentheses

-55a+14+371=0

We add all the numbers together, and all the variables

-55a+385=0

We move all terms containing a to the left, all other terms to the right

-55a=-385

a=-385/-55

a=+7

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