3x+4=(x-8)

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


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

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

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

Remove parenthesis around (-8 + x)
4 + 3x = -8 + x

Solving
4 + 3x = -8 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
4 + 3x + -1x = -8 + x + -1x

Combine like terms: 3x + -1x = 2x
4 + 2x = -8 + x + -1x

Combine like terms: x + -1x = 0
4 + 2x = -8 + 0
4 + 2x = -8

Add '-4' to each side of the equation.
4 + -4 + 2x = -8 + -4

Combine like terms: 4 + -4 = 0
0 + 2x = -8 + -4
2x = -8 + -4

Combine like terms: -8 + -4 = -12
2x = -12

Divide each side by '2'.
x = -6

Simplifying
x = -6

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