-X-18=2X

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Solution for -X-18=2X equation:


Simplifying
-1X + -18 = 2X

Reorder the terms:
-18 + -1X = 2X

Solving
-18 + -1X = 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.
-18 + -1X + -2X = 2X + -2X

Combine like terms: -1X + -2X = -3X
-18 + -3X = 2X + -2X

Combine like terms: 2X + -2X = 0
-18 + -3X = 0

Add '18' to each side of the equation.
-18 + 18 + -3X = 0 + 18

Combine like terms: -18 + 18 = 0
0 + -3X = 0 + 18
-3X = 0 + 18

Combine like terms: 0 + 18 = 18
-3X = 18

Divide each side by '-3'.
X = -6

Simplifying
X = -6

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