N+31=70

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Solution for N+31=70 equation: 


Simplifying
N + 31 = 70

Reorder the terms:
31 + N = 70

Solving
31 + N = 70

Solving for variable 'N'.

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

Add '-31' to each side of the equation.
31 + -31 + N = 70 + -31

Combine like terms: 31 + -31 = 0
0 + N = 70 + -31
N = 70 + -31

Combine like terms: 70 + -31 = 39
N = 39

Simplifying
N = 39

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