9z+8=4z-7

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Solution for 9z+8=4z-7 equation:



9z+8=4z-7
We move all terms to the left:
9z+8-(4z-7)=0
We get rid of parentheses
9z-4z+7+8=0
We add all the numbers together, and all the variables
5z+15=0
We move all terms containing z to the left, all other terms to the right
5z=-15
z=-15/5
z=-3

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