3(2n-4)=-9

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Solution for 3(2n-4)=-9 equation: 


Simplifying
3(2n + -4) = -9

Reorder the terms:
3(-4 + 2n) = -9
(-4 * 3 + 2n * 3) = -9
(-12 + 6n) = -9

Solving
-12 + 6n = -9

Solving for variable 'n'.

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

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

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

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

Divide each side by '6'.
n = 0.5

Simplifying
n = 0.5

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