3z+4=4z-7

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



3z+4=4z-7

We move all terms to the left:

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

We get rid of parentheses

3z-4z+7+4=0

We add all the numbers together, and all the variables

-1z+11=0

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

-z=-11

z=-11/-1

z=+11

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