(8z-3)+(7z+7)=90

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Solution for (8z-3)+(7z+7)=90 equation: 



(8z-3)+(7z+7)=90

We move all terms to the left:

(8z-3)+(7z+7)-(90)=0

We get rid of parentheses

8z+7z-3+7-90=0

We add all the numbers together, and all the variables

15z-86=0

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

15z=86

z=86/15

z=5+11/15

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