57+n=72

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Solution for 57+n=72 equation: 


Simplifying
57 + n = 72

Solving
57 + n = 72

Solving for variable 'n'.

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

Add '-57' to each side of the equation.
57 + -57 + n = 72 + -57

Combine like terms: 57 + -57 = 0
0 + n = 72 + -57
n = 72 + -57

Combine like terms: 72 + -57 = 15
n = 15

Simplifying
n = 15

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