3[2x-6]=9

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Solution for 3[2x-6]=9 equation: 


Simplifying
3[2x + -6] = 9

Reorder the terms:
3[-6 + 2x] = 9
[-6 * 3 + 2x * 3] = 9
[-18 + 6x] = 9

Solving
-18 + 6x = 9

Solving for variable 'x'.

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

Add '18' to each side of the equation.
-18 + 18 + 6x = 9 + 18

Combine like terms: -18 + 18 = 0
0 + 6x = 9 + 18
6x = 9 + 18

Combine like terms: 9 + 18 = 27
6x = 27

Divide each side by '6'.
x = 4.5

Simplifying
x = 4.5

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