-9+2z=9z+12

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


Simplifying
-9 + 2z = 9z + 12

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

Solving
-9 + 2z = 12 + 9z

Solving for variable 'z'.

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

Add '-9z' to each side of the equation.
-9 + 2z + -9z = 12 + 9z + -9z

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

Combine like terms: 9z + -9z = 0
-9 + -7z = 12 + 0
-9 + -7z = 12

Add '9' to each side of the equation.
-9 + 9 + -7z = 12 + 9

Combine like terms: -9 + 9 = 0
0 + -7z = 12 + 9
-7z = 12 + 9

Combine like terms: 12 + 9 = 21
-7z = 21

Divide each side by '-7'.
z = -3

Simplifying
z = -3

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