-z-2=-9

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Solution for -z-2=-9 equation:


Simplifying
-1z + -2 = -9

Reorder the terms:
-2 + -1z = -9

Solving
-2 + -1z = -9

Solving for variable 'z'.

Move all terms containing z to the left, all other terms to the right.

Add '2' to each side of the equation.
-2 + 2 + -1z = -9 + 2

Combine like terms: -2 + 2 = 0
0 + -1z = -9 + 2
-1z = -9 + 2

Combine like terms: -9 + 2 = -7
-1z = -7

Divide each side by '-1'.
z = 7

Simplifying
z = 7

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