-9z-7=-7-9z

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Solution for -9z-7=-7-9z equation:


-9z-7=-7-9z

We simplify the equation to the form, which is simple to understand 
-9z-7=-7-9z

We move all terms containing z to the left and all other terms to the right. 
-9z+9z=-7+7

We simplify left and right side of the equation. 
z=0

0=0

This equation is an identity, so all real numbers are solutions.

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