Z-7-9=7

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Solution for Z-7-9=7 equation: 


Simplifying
Z + -7 + -9 = 7

Reorder the terms:
-7 + -9 + Z = 7

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

Solving
-16 + Z = 7

Solving for variable 'Z'.

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

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

Combine like terms: -16 + 16 = 0
0 + Z = 7 + 16
Z = 7 + 16

Combine like terms: 7 + 16 = 23
Z = 23

Simplifying
Z = 23

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