12z+23=20z-97

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Solution for 12z+23=20z-97 equation:


Simplifying
12z + 23 = 20z + -97

Reorder the terms:
23 + 12z = 20z + -97

Reorder the terms:
23 + 12z = -97 + 20z

Solving
23 + 12z = -97 + 20z

Solving for variable 'z'.

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

Add '-20z' to each side of the equation.
23 + 12z + -20z = -97 + 20z + -20z

Combine like terms: 12z + -20z = -8z
23 + -8z = -97 + 20z + -20z

Combine like terms: 20z + -20z = 0
23 + -8z = -97 + 0
23 + -8z = -97

Add '-23' to each side of the equation.
23 + -23 + -8z = -97 + -23

Combine like terms: 23 + -23 = 0
0 + -8z = -97 + -23
-8z = -97 + -23

Combine like terms: -97 + -23 = -120
-8z = -120

Divide each side by '-8'.
z = 15

Simplifying
z = 15

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