(z-3)=42

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Solution for (z-3)=42 equation: 


Simplifying
(z + -3) = 42

Reorder the terms:
(-3 + z) = 42

Remove parenthesis around (-3 + z)
-3 + z = 42

Solving
-3 + z = 42

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 = 42 + 3

Combine like terms: -3 + 3 = 0
0 + z = 42 + 3
z = 42 + 3

Combine like terms: 42 + 3 = 45
z = 45

Simplifying
z = 45

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