-3z-12=-4z

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Solution for -3z-12=-4z equation:


Simplifying
-3z + -12 = -4z

Reorder the terms:
-12 + -3z = -4z

Solving
-12 + -3z = -4z

Solving for variable 'z'.

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

Add '4z' to each side of the equation.
-12 + -3z + 4z = -4z + 4z

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

Combine like terms: -4z + 4z = 0
-12 + 1z = 0

Add '12' to each side of the equation.
-12 + 12 + 1z = 0 + 12

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

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

Divide each side by '1'.
z = 12

Simplifying
z = 12

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