-159=-7(1-2a)+5a

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Solution for -159=-7(1-2a)+5a equation: 



-159=-7(1-2a)+5a

We move all terms to the left:

-159-(-7(1-2a)+5a)=0

We add all the numbers together, and all the variables

-(-7(-2a+1)+5a)-159=0



We calculate terms in parentheses: -(-7(-2a+1)+5a), so:

-7(-2a+1)+5a

We add all the numbers together, and all the variables

5a-7(-2a+1)

We multiply parentheses

5a+14a-7

We add all the numbers together, and all the variables

19a-7

Back to the equation:

-(19a-7)



We get rid of parentheses

-19a+7-159=0

We add all the numbers together, and all the variables

-19a-152=0

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

-19a=152

a=152/-19

a=-8

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