3(x+2)-3(4x-2)=15

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Solution for 3(x+2)-3(4x-2)=15 equation:


Simplifying
3(x + 2) + -3(4x + -2) = 15

Reorder the terms:
3(2 + x) + -3(4x + -2) = 15
(2 * 3 + x * 3) + -3(4x + -2) = 15
(6 + 3x) + -3(4x + -2) = 15

Reorder the terms:
6 + 3x + -3(-2 + 4x) = 15
6 + 3x + (-2 * -3 + 4x * -3) = 15
6 + 3x + (6 + -12x) = 15

Reorder the terms:
6 + 6 + 3x + -12x = 15

Combine like terms: 6 + 6 = 12
12 + 3x + -12x = 15

Combine like terms: 3x + -12x = -9x
12 + -9x = 15

Solving
12 + -9x = 15

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + -9x = 15 + -12

Combine like terms: 12 + -12 = 0
0 + -9x = 15 + -12
-9x = 15 + -12

Combine like terms: 15 + -12 = 3
-9x = 3

Divide each side by '-9'.
x = -0.3333333333

Simplifying
x = -0.3333333333

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