x-(-3x)=x+8

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


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

Remove parenthesis around (-3x)
x + -1 * -3x = x + 8

Multiply -1 * -3
x + 3x = x + 8

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

Reorder the terms:
4x = 8 + x

Solving
4x = 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.
4x + -1x = 8 + x + -1x

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

Combine like terms: x + -1x = 0
3x = 8 + 0
3x = 8

Divide each side by '3'.
x = 2.666666667

Simplifying
x = 2.666666667

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