3n+12=4n-12

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Solution for 3n+12=4n-12 equation:


Simplifying
3n + 12 = 4n + -12

Reorder the terms:
12 + 3n = 4n + -12

Reorder the terms:
12 + 3n = -12 + 4n

Solving
12 + 3n = -12 + 4n

Solving for variable 'n'.

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

Add '-4n' to each side of the equation.
12 + 3n + -4n = -12 + 4n + -4n

Combine like terms: 3n + -4n = -1n
12 + -1n = -12 + 4n + -4n

Combine like terms: 4n + -4n = 0
12 + -1n = -12 + 0
12 + -1n = -12

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

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

Combine like terms: -12 + -12 = -24
-1n = -24

Divide each side by '-1'.
n = 24

Simplifying
n = 24

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