Z-2=-7

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Solution for Z-2=-7 equation: 


Simplifying
Z + -2 = -7

Reorder the terms:
-2 + Z = -7

Solving
-2 + Z = -7

Solving for variable 'Z'.

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

Add '2' to each side of the equation.
-2 + 2 + Z = -7 + 2

Combine like terms: -2 + 2 = 0
0 + Z = -7 + 2
Z = -7 + 2

Combine like terms: -7 + 2 = -5
Z = -5

Simplifying
Z = -5

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