9+6z-2=9z+15-2z

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Solution for 9+6z-2=9z+15-2z equation:


Simplifying
9 + 6z + -2 = 9z + 15 + -2z

Reorder the terms:
9 + -2 + 6z = 9z + 15 + -2z

Combine like terms: 9 + -2 = 7
7 + 6z = 9z + 15 + -2z

Reorder the terms:
7 + 6z = 15 + 9z + -2z

Combine like terms: 9z + -2z = 7z
7 + 6z = 15 + 7z

Solving
7 + 6z = 15 + 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.
7 + 6z + -7z = 15 + 7z + -7z

Combine like terms: 6z + -7z = -1z
7 + -1z = 15 + 7z + -7z

Combine like terms: 7z + -7z = 0
7 + -1z = 15 + 0
7 + -1z = 15

Add '-7' to each side of the equation.
7 + -7 + -1z = 15 + -7

Combine like terms: 7 + -7 = 0
0 + -1z = 15 + -7
-1z = 15 + -7

Combine like terms: 15 + -7 = 8
-1z = 8

Divide each side by '-1'.
z = -8

Simplifying
z = -8

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