2z-2=-23+9z

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Solution for 2z-2=-23+9z equation:


Simplifying
2z + -2 = -23 + 9z

Reorder the terms:
-2 + 2z = -23 + 9z

Solving
-2 + 2z = -23 + 9z

Solving for variable 'z'.

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

Add '-9z' to each side of the equation.
-2 + 2z + -9z = -23 + 9z + -9z

Combine like terms: 2z + -9z = -7z
-2 + -7z = -23 + 9z + -9z

Combine like terms: 9z + -9z = 0
-2 + -7z = -23 + 0
-2 + -7z = -23

Add '2' to each side of the equation.
-2 + 2 + -7z = -23 + 2

Combine like terms: -2 + 2 = 0
0 + -7z = -23 + 2
-7z = -23 + 2

Combine like terms: -23 + 2 = -21
-7z = -21

Divide each side by '-7'.
z = 3

Simplifying
z = 3

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