4(3-x)+8=12(3-x)

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Solution for 4(3-x)+8=12(3-x) equation:


Simplifying
4(3 + -1x) + 8 = 12(3 + -1x)
(3 * 4 + -1x * 4) + 8 = 12(3 + -1x)
(12 + -4x) + 8 = 12(3 + -1x)

Reorder the terms:
12 + 8 + -4x = 12(3 + -1x)

Combine like terms: 12 + 8 = 20
20 + -4x = 12(3 + -1x)
20 + -4x = (3 * 12 + -1x * 12)
20 + -4x = (36 + -12x)

Solving
20 + -4x = 36 + -12x

Solving for variable 'x'.

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

Add '12x' to each side of the equation.
20 + -4x + 12x = 36 + -12x + 12x

Combine like terms: -4x + 12x = 8x
20 + 8x = 36 + -12x + 12x

Combine like terms: -12x + 12x = 0
20 + 8x = 36 + 0
20 + 8x = 36

Add '-20' to each side of the equation.
20 + -20 + 8x = 36 + -20

Combine like terms: 20 + -20 = 0
0 + 8x = 36 + -20
8x = 36 + -20

Combine like terms: 36 + -20 = 16
8x = 16

Divide each side by '8'.
x = 2

Simplifying
x = 2

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