-18-x-x=40

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Solution for -18-x-x=40 equation:


Simplifying
-18 + -1x + -1x = 40

Combine like terms: -1x + -1x = -2x
-18 + -2x = 40

Solving
-18 + -2x = 40

Solving for variable 'x'.

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

Add '18' to each side of the equation.
-18 + 18 + -2x = 40 + 18

Combine like terms: -18 + 18 = 0
0 + -2x = 40 + 18
-2x = 40 + 18

Combine like terms: 40 + 18 = 58
-2x = 58

Divide each side by '-2'.
x = -29

Simplifying
x = -29

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