z-15=5

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Solution for z-15=5 equation: 


Simplifying
z + -15 = 5

Reorder the terms:
-15 + z = 5

Solving
-15 + z = 5

Solving for variable 'z'.

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

Add '15' to each side of the equation.
-15 + 15 + z = 5 + 15

Combine like terms: -15 + 15 = 0
0 + z = 5 + 15
z = 5 + 15

Combine like terms: 5 + 15 = 20
z = 20

Simplifying
z = 20

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