4n+21+3n+33=180

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Solution for 4n+21+3n+33=180 equation: 


Simplifying
4n + 21 + 3n + 33 = 180

Reorder the terms:
21 + 33 + 4n + 3n = 180

Combine like terms: 21 + 33 = 54
54 + 4n + 3n = 180

Combine like terms: 4n + 3n = 7n
54 + 7n = 180

Solving
54 + 7n = 180

Solving for variable 'n'.

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

Add '-54' to each side of the equation.
54 + -54 + 7n = 180 + -54

Combine like terms: 54 + -54 = 0
0 + 7n = 180 + -54
7n = 180 + -54

Combine like terms: 180 + -54 = 126
7n = 126

Divide each side by '7'.
n = 18

Simplifying
n = 18

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