40=z-12

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Solution for 40=z-12 equation:


Simplifying
40 = z + -12

Reorder the terms:
40 = -12 + z

Solving
40 = -12 + z

Solving for variable 'z'.

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

Add '-1z' to each side of the equation.
40 + -1z = -12 + z + -1z

Combine like terms: z + -1z = 0
40 + -1z = -12 + 0
40 + -1z = -12

Add '-40' to each side of the equation.
40 + -40 + -1z = -12 + -40

Combine like terms: 40 + -40 = 0
0 + -1z = -12 + -40
-1z = -12 + -40

Combine like terms: -12 + -40 = -52
-1z = -52

Divide each side by '-1'.
z = 52

Simplifying
z = 52

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