2z-23=-31

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Solution for 2z-23=-31 equation: 


Simplifying
2z + -23 = -31

Reorder the terms:
-23 + 2z = -31

Solving
-23 + 2z = -31

Solving for variable 'z'.

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

Add '23' to each side of the equation.
-23 + 23 + 2z = -31 + 23

Combine like terms: -23 + 23 = 0
0 + 2z = -31 + 23
2z = -31 + 23

Combine like terms: -31 + 23 = -8
2z = -8

Divide each side by '2'.
z = -4

Simplifying
z = -4

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