2(3n)=9n-12

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Solution for 2(3n)=9n-12 equation:


Simplifying
2(3n) = 9n + -12

Remove parenthesis around (3n)
2 * 3n = 9n + -12

Multiply 2 * 3
6n = 9n + -12

Reorder the terms:
6n = -12 + 9n

Solving
6n = -12 + 9n

Solving for variable 'n'.

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

Add '-9n' to each side of the equation.
6n + -9n = -12 + 9n + -9n

Combine like terms: 6n + -9n = -3n
-3n = -12 + 9n + -9n

Combine like terms: 9n + -9n = 0
-3n = -12 + 0
-3n = -12

Divide each side by '-3'.
n = 4

Simplifying
n = 4

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