4z-15=7z+3

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Solution for 4z-15=7z+3 equation: 



4z-15=7z+3

We move all terms to the left:

4z-15-(7z+3)=0

We get rid of parentheses

4z-7z-3-15=0

We add all the numbers together, and all the variables

-3z-18=0

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

-3z=18

z=18/-3

z=-6

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