3x-2(-x)+4x=3(-x)+x-20

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Solution for 3x-2(-x)+4x=3(-x)+x-20 equation:


Simplifying
3x + -2(-1x) + 4x = 3(-1x) + x + -20

Remove parenthesis around (-1x)
3x + -2 * -1x + 4x = 3(-1x) + x + -20

Multiply -2 * -1
3x + 2x + 4x = 3(-1x) + x + -20

Combine like terms: 3x + 2x = 5x
5x + 4x = 3(-1x) + x + -20

Combine like terms: 5x + 4x = 9x
9x = 3(-1x) + x + -20

Remove parenthesis around (-1x)
9x = 3 * -1x + x + -20

Multiply 3 * -1
9x = -3x + x + -20

Reorder the terms:
9x = -20 + -3x + x

Combine like terms: -3x + x = -2x
9x = -20 + -2x

Solving
9x = -20 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
9x + 2x = -20 + -2x + 2x

Combine like terms: 9x + 2x = 11x
11x = -20 + -2x + 2x

Combine like terms: -2x + 2x = 0
11x = -20 + 0
11x = -20

Divide each side by '11'.
x = -1.818181818

Simplifying
x = -1.818181818

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