-z-12=3z+12

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


Simplifying
-1z + -12 = 3z + 12

Reorder the terms:
-12 + -1z = 3z + 12

Reorder the terms:
-12 + -1z = 12 + 3z

Solving
-12 + -1z = 12 + 3z

Solving for variable 'z'.

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

Add '-3z' to each side of the equation.
-12 + -1z + -3z = 12 + 3z + -3z

Combine like terms: -1z + -3z = -4z
-12 + -4z = 12 + 3z + -3z

Combine like terms: 3z + -3z = 0
-12 + -4z = 12 + 0
-12 + -4z = 12

Add '12' to each side of the equation.
-12 + 12 + -4z = 12 + 12

Combine like terms: -12 + 12 = 0
0 + -4z = 12 + 12
-4z = 12 + 12

Combine like terms: 12 + 12 = 24
-4z = 24

Divide each side by '-4'.
z = -6

Simplifying
z = -6

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