3n+9=180

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Solution for 3n+9=180 equation: 


Simplifying
3n + 9 = 180

Reorder the terms:
9 + 3n = 180

Solving
9 + 3n = 180

Solving for variable 'n'.

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

Add '-9' to each side of the equation.
9 + -9 + 3n = 180 + -9

Combine like terms: 9 + -9 = 0
0 + 3n = 180 + -9
3n = 180 + -9

Combine like terms: 180 + -9 = 171
3n = 171

Divide each side by '3'.
n = 57

Simplifying
n = 57

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