z-30=-23

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Solution for z-30=-23 equation: 


Simplifying
z + -30 = -23

Reorder the terms:
-30 + z = -23

Solving
-30 + z = -23

Solving for variable 'z'.

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

Add '30' to each side of the equation.
-30 + 30 + z = -23 + 30

Combine like terms: -30 + 30 = 0
0 + z = -23 + 30
z = -23 + 30

Combine like terms: -23 + 30 = 7
z = 7

Simplifying
z = 7

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