-125=8(2a-7)+7a

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Solution for -125=8(2a-7)+7a equation: 



-125=8(2a-7)+7a

We move all terms to the left:

-125-(8(2a-7)+7a)=0



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

8(2a-7)+7a

We add all the numbers together, and all the variables

7a+8(2a-7)

We multiply parentheses

7a+16a-56

We add all the numbers together, and all the variables

23a-56

Back to the equation:

-(23a-56)



We get rid of parentheses

-23a+56-125=0

We add all the numbers together, and all the variables

-23a-69=0

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

-23a=69

a=69/-23

a=-3

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