12=3(n-4)

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Solution for 12=3(n-4) equation:


Simplifying
12 = 3(n + -4)

Reorder the terms:
12 = 3(-4 + n)
12 = (-4 * 3 + n * 3)
12 = (-12 + 3n)

Solving
12 = -12 + 3n

Solving for variable 'n'.

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

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

Combine like terms: 3n + -3n = 0
12 + -3n = -12 + 0
12 + -3n = -12

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

Combine like terms: 12 + -12 = 0
0 + -3n = -12 + -12
-3n = -12 + -12

Combine like terms: -12 + -12 = -24
-3n = -24

Divide each side by '-3'.
n = 8

Simplifying
n = 8

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