3n+12+n=22

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Solution for 3n+12+n=22 equation:


Simplifying
3n + 12 + n = 22

Reorder the terms:
12 + 3n + n = 22

Combine like terms: 3n + n = 4n
12 + 4n = 22

Solving
12 + 4n = 22

Solving for variable 'n'.

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

Add '-12' to each side of the equation.
12 + -12 + 4n = 22 + -12

Combine like terms: 12 + -12 = 0
0 + 4n = 22 + -12
4n = 22 + -12

Combine like terms: 22 + -12 = 10
4n = 10

Divide each side by '4'.
n = 2.5

Simplifying
n = 2.5

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