9z+3=4z-9

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Solution for 9z+3=4z-9 equation: 



9z+3=4z-9

We move all terms to the left:

9z+3-(4z-9)=0

We get rid of parentheses

9z-4z+9+3=0

We add all the numbers together, and all the variables

5z+12=0

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

5z=-12

z=-12/5

z=-2+2/5

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