40+4n+n=180

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Solution for 40+4n+n=180 equation: 


Simplifying
40 + 4n + n = 180

Combine like terms: 4n + n = 5n
40 + 5n = 180

Solving
40 + 5n = 180

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 + 5n = 180 + -40

Combine like terms: 40 + -40 = 0
0 + 5n = 180 + -40
5n = 180 + -40

Combine like terms: 180 + -40 = 140
5n = 140

Divide each side by '5'.
n = 28

Simplifying
n = 28

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