9z-16=-9+2z

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Solution for 9z-16=-9+2z equation:


Simplifying
9z + -16 = -9 + 2z

Reorder the terms:
-16 + 9z = -9 + 2z

Solving
-16 + 9z = -9 + 2z

Solving for variable 'z'.

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

Add '-2z' to each side of the equation.
-16 + 9z + -2z = -9 + 2z + -2z

Combine like terms: 9z + -2z = 7z
-16 + 7z = -9 + 2z + -2z

Combine like terms: 2z + -2z = 0
-16 + 7z = -9 + 0
-16 + 7z = -9

Add '16' to each side of the equation.
-16 + 16 + 7z = -9 + 16

Combine like terms: -16 + 16 = 0
0 + 7z = -9 + 16
7z = -9 + 16

Combine like terms: -9 + 16 = 7
7z = 7

Divide each side by '7'.
z = 1

Simplifying
z = 1

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