7z-23=z+7

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Solution for 7z-23=z+7 equation:


Simplifying
7z + -23 = z + 7

Reorder the terms:
-23 + 7z = z + 7

Reorder the terms:
-23 + 7z = 7 + z

Solving
-23 + 7z = 7 + 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 + 7z + -1z = 7 + z + -1z

Combine like terms: 7z + -1z = 6z
-23 + 6z = 7 + z + -1z

Combine like terms: z + -1z = 0
-23 + 6z = 7 + 0
-23 + 6z = 7

Add '23' to each side of the equation.
-23 + 23 + 6z = 7 + 23

Combine like terms: -23 + 23 = 0
0 + 6z = 7 + 23
6z = 7 + 23

Combine like terms: 7 + 23 = 30
6z = 30

Divide each side by '6'.
z = 5

Simplifying
z = 5

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