12-3(5-x)=3(4-x)-4(2-2x)

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


Simplifying
12 + -3(5 + -1x) = 3(4 + -1x) + -4(2 + -2x)
12 + (5 * -3 + -1x * -3) = 3(4 + -1x) + -4(2 + -2x)
12 + (-15 + 3x) = 3(4 + -1x) + -4(2 + -2x)

Combine like terms: 12 + -15 = -3
-3 + 3x = 3(4 + -1x) + -4(2 + -2x)
-3 + 3x = (4 * 3 + -1x * 3) + -4(2 + -2x)
-3 + 3x = (12 + -3x) + -4(2 + -2x)
-3 + 3x = 12 + -3x + (2 * -4 + -2x * -4)
-3 + 3x = 12 + -3x + (-8 + 8x)

Reorder the terms:
-3 + 3x = 12 + -8 + -3x + 8x

Combine like terms: 12 + -8 = 4
-3 + 3x = 4 + -3x + 8x

Combine like terms: -3x + 8x = 5x
-3 + 3x = 4 + 5x

Solving
-3 + 3x = 4 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
-3 + 3x + -5x = 4 + 5x + -5x

Combine like terms: 3x + -5x = -2x
-3 + -2x = 4 + 5x + -5x

Combine like terms: 5x + -5x = 0
-3 + -2x = 4 + 0
-3 + -2x = 4

Add '3' to each side of the equation.
-3 + 3 + -2x = 4 + 3

Combine like terms: -3 + 3 = 0
0 + -2x = 4 + 3
-2x = 4 + 3

Combine like terms: 4 + 3 = 7
-2x = 7

Divide each side by '-2'.
x = -3.5

Simplifying
x = -3.5

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