Solve for z
z=-6
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-1=\frac{z}{-\left(-6\right)}
Subtract 1 from 0 to get -1.
-1=\frac{z}{6}
Multiply -1 and -6 to get 6.
\frac{z}{6}=-1
Swap sides so that all variable terms are on the left hand side.
z=-6
Multiply both sides by 6.
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