-2z+3+72=-12

Solution for -2z+3+72=-12 equation:

Simplifying
-2z + 3 + 72 = -12

Reorder the terms:
3 + 72 + -2z = -12

Combine like terms: 3 + 72 = 75
75 + -2z = -12

Solving
75 + -2z = -12

Solving for variable 'z'.

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

Add '-75' to each side of the equation.
75 + -75 + -2z = -12 + -75

Combine like terms: 75 + -75 = 0
0 + -2z = -12 + -75
-2z = -12 + -75

Combine like terms: -12 + -75 = -87
-2z = -87

Divide each side by '-2'.
z = 43.5

Simplifying
z = 43.5