Z+7=z-8

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Solution for Z+7=z-8 equation: 


Simplifying
Z + 7 = z + -8

Reorder the terms:
7 + Z = z + -8

Reorder the terms:
7 + Z = -8 + z

Solving
7 + Z = -8 + z

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 = -8 + -7 + z

Combine like terms: 7 + -7 = 0
0 + Z = -8 + -7 + z
Z = -8 + -7 + z

Combine like terms: -8 + -7 = -15
Z = -15 + z

Simplifying
Z = -15 + z

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