7+8z=13z+15

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Solution for 7+8z=13z+15 equation: 



7+8z=13z+15

We move all terms to the left:

7+8z-(13z+15)=0

We get rid of parentheses

8z-13z-15+7=0

We add all the numbers together, and all the variables

-5z-8=0

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

-5z=8

z=8/-5

z=-1+3/5

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