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

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


Simplifying
X + 12 + -4x = 3(x + -4)

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

Reorder the terms:
12 + X + -4x = 3(-4 + x)
12 + X + -4x = (-4 * 3 + x * 3)
12 + X + -4x = (-12 + 3x)

Solving
12 + X + -4x = -12 + 3x

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 + X + -12 + -4x = -12 + -12 + 3x

Reorder the terms:
12 + -12 + X + -4x = -12 + -12 + 3x

Combine like terms: 12 + -12 = 0
0 + X + -4x = -12 + -12 + 3x
X + -4x = -12 + -12 + 3x

Combine like terms: -12 + -12 = -24
X + -4x = -24 + 3x

Add '4x' to each side of the equation.
X + -4x + 4x = -24 + 3x + 4x

Combine like terms: -4x + 4x = 0
X + 0 = -24 + 3x + 4x
X = -24 + 3x + 4x

Combine like terms: 3x + 4x = 7x
X = -24 + 7x

Simplifying
X = -24 + 7x

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