12(n-3)=6(n+7)

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Solution for 12(n-3)=6(n+7) equation:


Simplifying
12(n + -3) = 6(n + 7)

Reorder the terms:
12(-3 + n) = 6(n + 7)
(-3 * 12 + n * 12) = 6(n + 7)
(-36 + 12n) = 6(n + 7)

Reorder the terms:
-36 + 12n = 6(7 + n)
-36 + 12n = (7 * 6 + n * 6)
-36 + 12n = (42 + 6n)

Solving
-36 + 12n = 42 + 6n

Solving for variable 'n'.

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

Add '-6n' to each side of the equation.
-36 + 12n + -6n = 42 + 6n + -6n

Combine like terms: 12n + -6n = 6n
-36 + 6n = 42 + 6n + -6n

Combine like terms: 6n + -6n = 0
-36 + 6n = 42 + 0
-36 + 6n = 42

Add '36' to each side of the equation.
-36 + 36 + 6n = 42 + 36

Combine like terms: -36 + 36 = 0
0 + 6n = 42 + 36
6n = 42 + 36

Combine like terms: 42 + 36 = 78
6n = 78

Divide each side by '6'.
n = 13

Simplifying
n = 13

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