7z+18=6z+15

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Solution for 7z+18=6z+15 equation: 



7z+18=6z+15

We move all terms to the left:

7z+18-(6z+15)=0

We get rid of parentheses

7z-6z-15+18=0

We add all the numbers together, and all the variables

z+3=0

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

z=-3

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