z-3=-4

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Solution for z-3=-4 equation: 


Simplifying
z + -3 = -4

Reorder the terms:
-3 + z = -4

Solving
-3 + z = -4

Solving for variable 'z'.

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

Add '3' to each side of the equation.
-3 + 3 + z = -4 + 3

Combine like terms: -3 + 3 = 0
0 + z = -4 + 3
z = -4 + 3

Combine like terms: -4 + 3 = -1
z = -1

Simplifying
z = -1

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