12(3x+3)-5(2x-4)=6x-84

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Solution for 12(3x+3)-5(2x-4)=6x-84 equation:


Simplifying
12(3x + 3) + -5(2x + -4) = 6x + -84

Reorder the terms:
12(3 + 3x) + -5(2x + -4) = 6x + -84
(3 * 12 + 3x * 12) + -5(2x + -4) = 6x + -84
(36 + 36x) + -5(2x + -4) = 6x + -84

Reorder the terms:
36 + 36x + -5(-4 + 2x) = 6x + -84
36 + 36x + (-4 * -5 + 2x * -5) = 6x + -84
36 + 36x + (20 + -10x) = 6x + -84

Reorder the terms:
36 + 20 + 36x + -10x = 6x + -84

Combine like terms: 36 + 20 = 56
56 + 36x + -10x = 6x + -84

Combine like terms: 36x + -10x = 26x
56 + 26x = 6x + -84

Reorder the terms:
56 + 26x = -84 + 6x

Solving
56 + 26x = -84 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
56 + 26x + -6x = -84 + 6x + -6x

Combine like terms: 26x + -6x = 20x
56 + 20x = -84 + 6x + -6x

Combine like terms: 6x + -6x = 0
56 + 20x = -84 + 0
56 + 20x = -84

Add '-56' to each side of the equation.
56 + -56 + 20x = -84 + -56

Combine like terms: 56 + -56 = 0
0 + 20x = -84 + -56
20x = -84 + -56

Combine like terms: -84 + -56 = -140
20x = -140

Divide each side by '20'.
x = -7

Simplifying
x = -7

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