3n-12=-5+n

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


Simplifying
3n + -12 = -5 + n

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

Solving
-12 + 3n = -5 + n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
-12 + 3n + -1n = -5 + n + -1n

Combine like terms: 3n + -1n = 2n
-12 + 2n = -5 + n + -1n

Combine like terms: n + -1n = 0
-12 + 2n = -5 + 0
-12 + 2n = -5

Add '12' to each side of the equation.
-12 + 12 + 2n = -5 + 12

Combine like terms: -12 + 12 = 0
0 + 2n = -5 + 12
2n = -5 + 12

Combine like terms: -5 + 12 = 7
2n = 7

Divide each side by '2'.
n = 3.5

Simplifying
n = 3.5

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