2(x+3)-x=-21-2x

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Solution for 2(x+3)-x=-21-2x equation:


Simplifying
2(x + 3) + -1x = -21 + -2x

Reorder the terms:
2(3 + x) + -1x = -21 + -2x
(3 * 2 + x * 2) + -1x = -21 + -2x
(6 + 2x) + -1x = -21 + -2x

Combine like terms: 2x + -1x = 1x
6 + 1x = -21 + -2x

Solving
6 + 1x = -21 + -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.
6 + 1x + 2x = -21 + -2x + 2x

Combine like terms: 1x + 2x = 3x
6 + 3x = -21 + -2x + 2x

Combine like terms: -2x + 2x = 0
6 + 3x = -21 + 0
6 + 3x = -21

Add '-6' to each side of the equation.
6 + -6 + 3x = -21 + -6

Combine like terms: 6 + -6 = 0
0 + 3x = -21 + -6
3x = -21 + -6

Combine like terms: -21 + -6 = -27
3x = -27

Divide each side by '3'.
x = -9

Simplifying
x = -9

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