3(4x-6)-(3x+2)=18

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Solution for 3(4x-6)-(3x+2)=18 equation:


Simplifying
3(4x + -6) + -1(3x + 2) = 18

Reorder the terms:
3(-6 + 4x) + -1(3x + 2) = 18
(-6 * 3 + 4x * 3) + -1(3x + 2) = 18
(-18 + 12x) + -1(3x + 2) = 18

Reorder the terms:
-18 + 12x + -1(2 + 3x) = 18
-18 + 12x + (2 * -1 + 3x * -1) = 18
-18 + 12x + (-2 + -3x) = 18

Reorder the terms:
-18 + -2 + 12x + -3x = 18

Combine like terms: -18 + -2 = -20
-20 + 12x + -3x = 18

Combine like terms: 12x + -3x = 9x
-20 + 9x = 18

Solving
-20 + 9x = 18

Solving for variable 'x'.

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

Add '20' to each side of the equation.
-20 + 20 + 9x = 18 + 20

Combine like terms: -20 + 20 = 0
0 + 9x = 18 + 20
9x = 18 + 20

Combine like terms: 18 + 20 = 38
9x = 38

Divide each side by '9'.
x = 4.222222222

Simplifying
x = 4.222222222

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