7Z+-399=-945

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Solution for 7Z+-399=-945 equation: 


Simplifying
7Z + -399 = -945

Reorder the terms:
-399 + 7Z = -945

Solving
-399 + 7Z = -945

Solving for variable 'Z'.

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

Add '399' to each side of the equation.
-399 + 399 + 7Z = -945 + 399

Combine like terms: -399 + 399 = 0
0 + 7Z = -945 + 399
7Z = -945 + 399

Combine like terms: -945 + 399 = -546
7Z = -546

Divide each side by '7'.
Z = -78

Simplifying
Z = -78

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