8z-23=-9+z

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Solution for 8z-23=-9+z equation:


Simplifying
8z + -23 = -9 + z

Reorder the terms:
-23 + 8z = -9 + z

Solving
-23 + 8z = -9 + z

Solving for variable 'z'.

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

Add '-1z' to each side of the equation.
-23 + 8z + -1z = -9 + z + -1z

Combine like terms: 8z + -1z = 7z
-23 + 7z = -9 + z + -1z

Combine like terms: z + -1z = 0
-23 + 7z = -9 + 0
-23 + 7z = -9

Add '23' to each side of the equation.
-23 + 23 + 7z = -9 + 23

Combine like terms: -23 + 23 = 0
0 + 7z = -9 + 23
7z = -9 + 23

Combine like terms: -9 + 23 = 14
7z = 14

Divide each side by '7'.
z = 2

Simplifying
z = 2

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