6+6z-1=9z+12-2z

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Solution for 6+6z-1=9z+12-2z equation:


Simplifying
6 + 6z + -1 = 9z + 12 + -2z

Reorder the terms:
6 + -1 + 6z = 9z + 12 + -2z

Combine like terms: 6 + -1 = 5
5 + 6z = 9z + 12 + -2z

Reorder the terms:
5 + 6z = 12 + 9z + -2z

Combine like terms: 9z + -2z = 7z
5 + 6z = 12 + 7z

Solving
5 + 6z = 12 + 7z

Solving for variable 'z'.

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

Add '-7z' to each side of the equation.
5 + 6z + -7z = 12 + 7z + -7z

Combine like terms: 6z + -7z = -1z
5 + -1z = 12 + 7z + -7z

Combine like terms: 7z + -7z = 0
5 + -1z = 12 + 0
5 + -1z = 12

Add '-5' to each side of the equation.
5 + -5 + -1z = 12 + -5

Combine like terms: 5 + -5 = 0
0 + -1z = 12 + -5
-1z = 12 + -5

Combine like terms: 12 + -5 = 7
-1z = 7

Divide each side by '-1'.
z = -7

Simplifying
z = -7

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