n+42=54

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Solution for n+42=54 equation: 


Simplifying
n + 42 = 54

Reorder the terms:
42 + n = 54

Solving
42 + n = 54

Solving for variable 'n'.

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

Add '-42' to each side of the equation.
42 + -42 + n = 54 + -42

Combine like terms: 42 + -42 = 0
0 + n = 54 + -42
n = 54 + -42

Combine like terms: 54 + -42 = 12
n = 12

Simplifying
n = 12

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