-4=7+-z

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Solution for -4=7+-z equation:



-4=7+-z
We move all terms to the left:
-4-(7+-z)=0
We add all the numbers together, and all the variables
-(-1z)-4=0
We get rid of parentheses
1z-4=0
We add all the numbers together, and all the variables
z-4=0
We move all terms containing z to the left, all other terms to the right
z=4

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