n+70=90

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Solution for n+70=90 equation: 


Simplifying
n + 70 = 90

Reorder the terms:
70 + n = 90

Solving
70 + n = 90

Solving for variable 'n'.

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

Add '-70' to each side of the equation.
70 + -70 + n = 90 + -70

Combine like terms: 70 + -70 = 0
0 + n = 90 + -70
n = 90 + -70

Combine like terms: 90 + -70 = 20
n = 20

Simplifying
n = 20

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