3(n-12)+2=20

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Solution for 3(n-12)+2=20 equation:


Simplifying
3(n + -12) + 2 = 20

Reorder the terms:
3(-12 + n) + 2 = 20
(-12 * 3 + n * 3) + 2 = 20
(-36 + 3n) + 2 = 20

Reorder the terms:
-36 + 2 + 3n = 20

Combine like terms: -36 + 2 = -34
-34 + 3n = 20

Solving
-34 + 3n = 20

Solving for variable 'n'.

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

Add '34' to each side of the equation.
-34 + 34 + 3n = 20 + 34

Combine like terms: -34 + 34 = 0
0 + 3n = 20 + 34
3n = 20 + 34

Combine like terms: 20 + 34 = 54
3n = 54

Divide each side by '3'.
n = 18

Simplifying
n = 18

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