12(n+3)+12n=396

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Solution for 12(n+3)+12n=396 equation:


Simplifying
12(n + 3) + 12n = 396

Reorder the terms:
12(3 + n) + 12n = 396
(3 * 12 + n * 12) + 12n = 396
(36 + 12n) + 12n = 396

Combine like terms: 12n + 12n = 24n
36 + 24n = 396

Solving
36 + 24n = 396

Solving for variable 'n'.

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

Add '-36' to each side of the equation.
36 + -36 + 24n = 396 + -36

Combine like terms: 36 + -36 = 0
0 + 24n = 396 + -36
24n = 396 + -36

Combine like terms: 396 + -36 = 360
24n = 360

Divide each side by '24'.
n = 15

Simplifying
n = 15

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