9-7z=12z-10

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Solution for 9-7z=12z-10 equation:


Simplifying
9 + -7z = 12z + -10

Reorder the terms:
9 + -7z = -10 + 12z

Solving
9 + -7z = -10 + 12z

Solving for variable 'z'.

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

Add '-12z' to each side of the equation.
9 + -7z + -12z = -10 + 12z + -12z

Combine like terms: -7z + -12z = -19z
9 + -19z = -10 + 12z + -12z

Combine like terms: 12z + -12z = 0
9 + -19z = -10 + 0
9 + -19z = -10

Add '-9' to each side of the equation.
9 + -9 + -19z = -10 + -9

Combine like terms: 9 + -9 = 0
0 + -19z = -10 + -9
-19z = -10 + -9

Combine like terms: -10 + -9 = -19
-19z = -19

Divide each side by '-19'.
z = 1

Simplifying
z = 1

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