n+40=55

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Solution for n+40=55 equation: 


Simplifying
n + 40 = 55

Reorder the terms:
40 + n = 55

Solving
40 + n = 55

Solving for variable 'n'.

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

Add '-40' to each side of the equation.
40 + -40 + n = 55 + -40

Combine like terms: 40 + -40 = 0
0 + n = 55 + -40
n = 55 + -40

Combine like terms: 55 + -40 = 15
n = 15

Simplifying
n = 15

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