-9+2=9z+12

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


Simplifying
-9 + 2 = 9z + 12

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

Reorder the terms:
-7 = 12 + 9z

Solving
-7 = 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.
-7 + -9z = 12 + 9z + -9z

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

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

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

Combine like terms: 12 + 7 = 19
-9z = 19

Divide each side by '-9'.
z = -2.111111111

Simplifying
z = -2.111111111

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