N+90=120

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Solution for N+90=120 equation: 


Simplifying
N + 90 = 120

Reorder the terms:
90 + N = 120

Solving
90 + N = 120

Solving for variable 'N'.

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

Add '-90' to each side of the equation.
90 + -90 + N = 120 + -90

Combine like terms: 90 + -90 = 0
0 + N = 120 + -90
N = 120 + -90

Combine like terms: 120 + -90 = 30
N = 30

Simplifying
N = 30

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