z+7=23

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Solution for z+7=23 equation: 


Simplifying
z + 7 = 23

Reorder the terms:
7 + z = 23

Solving
7 + z = 23

Solving for variable 'z'.

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

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

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

Combine like terms: 23 + -7 = 16
z = 16

Simplifying
z = 16

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