6x+3-(-x)=-20

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Solution for 6x+3-(-x)=-20 equation:


Simplifying
6x + 3 + -1(-1x) = -20

Remove parenthesis around (-1x)
6x + 3 + -1 * -1x = -20

Multiply -1 * -1
6x + 3 + 1x = -20

Reorder the terms:
3 + 6x + 1x = -20

Combine like terms: 6x + 1x = 7x
3 + 7x = -20

Solving
3 + 7x = -20

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 7x = -20 + -3

Combine like terms: 3 + -3 = 0
0 + 7x = -20 + -3
7x = -20 + -3

Combine like terms: -20 + -3 = -23
7x = -23

Divide each side by '7'.
x = -3.285714286

Simplifying
x = -3.285714286

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