3(2n-7)+12=39

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Solution for 3(2n-7)+12=39 equation:


Simplifying
3(2n + -7) + 12 = 39

Reorder the terms:
3(-7 + 2n) + 12 = 39
(-7 * 3 + 2n * 3) + 12 = 39
(-21 + 6n) + 12 = 39

Reorder the terms:
-21 + 12 + 6n = 39

Combine like terms: -21 + 12 = -9
-9 + 6n = 39

Solving
-9 + 6n = 39

Solving for variable 'n'.

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

Add '9' to each side of the equation.
-9 + 9 + 6n = 39 + 9

Combine like terms: -9 + 9 = 0
0 + 6n = 39 + 9
6n = 39 + 9

Combine like terms: 39 + 9 = 48
6n = 48

Divide each side by '6'.
n = 8

Simplifying
n = 8

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