2(-x)=x+9

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Solution for 2(-x)=x+9 equation:


Simplifying
2(-1x) = x + 9

Remove parenthesis around (-1x)
2 * -1x = x + 9

Multiply 2 * -1
-2x = x + 9

Reorder the terms:
-2x = 9 + x

Solving
-2x = 9 + 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.
-2x + -1x = 9 + x + -1x

Combine like terms: -2x + -1x = -3x
-3x = 9 + x + -1x

Combine like terms: x + -1x = 0
-3x = 9 + 0
-3x = 9

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

Simplifying
x = -3

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