3n+12-5=22

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Solution for 3n+12-5=22 equation: 


Simplifying
3n + 12 + -5 = 22

Reorder the terms:
12 + -5 + 3n = 22

Combine like terms: 12 + -5 = 7
7 + 3n = 22

Solving
7 + 3n = 22

Solving for variable 'n'.

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

Add '-7' to each side of the equation.
7 + -7 + 3n = 22 + -7

Combine like terms: 7 + -7 = 0
0 + 3n = 22 + -7
3n = 22 + -7

Combine like terms: 22 + -7 = 15
3n = 15

Divide each side by '3'.
n = 5

Simplifying
n = 5

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