31+n=43

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Solution for 31+n=43 equation: 


Simplifying
31 + n = 43

Solving
31 + n = 43

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 = 43 + -31

Combine like terms: 31 + -31 = 0
0 + n = 43 + -31
n = 43 + -31

Combine like terms: 43 + -31 = 12
n = 12

Simplifying
n = 12

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