-13=8z-7

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Solution for -13=8z-7 equation: 



-13=8z-7

We move all terms to the left:

-13-(8z-7)=0

We get rid of parentheses

-8z+7-13=0

We add all the numbers together, and all the variables

-8z-6=0

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

-8z=6

z=6/-8

z=-3/4

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