6-3n=12n+9

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Solution for 6-3n=12n+9 equation:


Simplifying
6 + -3n = 12n + 9

Reorder the terms:
6 + -3n = 9 + 12n

Solving
6 + -3n = 9 + 12n

Solving for variable 'n'.

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

Add '-12n' to each side of the equation.
6 + -3n + -12n = 9 + 12n + -12n

Combine like terms: -3n + -12n = -15n
6 + -15n = 9 + 12n + -12n

Combine like terms: 12n + -12n = 0
6 + -15n = 9 + 0
6 + -15n = 9

Add '-6' to each side of the equation.
6 + -6 + -15n = 9 + -6

Combine like terms: 6 + -6 = 0
0 + -15n = 9 + -6
-15n = 9 + -6

Combine like terms: 9 + -6 = 3
-15n = 3

Divide each side by '-15'.
n = -0.2

Simplifying
n = -0.2

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