9+7z=23

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Solution for 9+7z=23 equation: 


Simplifying
9 + 7z = 23

Solving
9 + 7z = 23

Solving for variable 'z'.

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

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

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

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

Divide each side by '7'.
z = 2

Simplifying
z = 2

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