7z-13=5z+87

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Solution for 7z-13=5z+87 equation: 



7z-13=5z+87

We move all terms to the left:

7z-13-(5z+87)=0

We get rid of parentheses

7z-5z-87-13=0

We add all the numbers together, and all the variables

2z-100=0

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

2z=100

z=100/2

z=50

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