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

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


Simplifying
X + 8x + -1(x + -4) = 4(x + -3)

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

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

Combine like terms: 8x + -1x = 7x
4 + X + 7x = 4(x + -3)

Reorder the terms:
4 + X + 7x = 4(-3 + x)
4 + X + 7x = (-3 * 4 + x * 4)
4 + X + 7x = (-12 + 4x)

Solving
4 + X + 7x = -12 + 4x

Solving for variable 'X'.

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

Add '-4' to each side of the equation.
4 + X + -4 + 7x = -12 + -4 + 4x

Reorder the terms:
4 + -4 + X + 7x = -12 + -4 + 4x

Combine like terms: 4 + -4 = 0
0 + X + 7x = -12 + -4 + 4x
X + 7x = -12 + -4 + 4x

Combine like terms: -12 + -4 = -16
X + 7x = -16 + 4x

Add '-7x' to each side of the equation.
X + 7x + -7x = -16 + 4x + -7x

Combine like terms: 7x + -7x = 0
X + 0 = -16 + 4x + -7x
X = -16 + 4x + -7x

Combine like terms: 4x + -7x = -3x
X = -16 + -3x

Simplifying
X = -16 + -3x

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