6z+7=8z-13

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Solution for 6z+7=8z-13 equation: 



6z+7=8z-13

We move all terms to the left:

6z+7-(8z-13)=0

We get rid of parentheses

6z-8z+13+7=0

We add all the numbers together, and all the variables

-2z+20=0

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

-2z=-20

z=-20/-2

z=+10

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