-1x-20=18+x

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Solution for -1x-20=18+x equation:


Simplifying
-1x + -20 = 18 + x

Reorder the terms:
-20 + -1x = 18 + x

Solving
-20 + -1x = 18 + 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.
-20 + -1x + -1x = 18 + x + -1x

Combine like terms: -1x + -1x = -2x
-20 + -2x = 18 + x + -1x

Combine like terms: x + -1x = 0
-20 + -2x = 18 + 0
-20 + -2x = 18

Add '20' to each side of the equation.
-20 + 20 + -2x = 18 + 20

Combine like terms: -20 + 20 = 0
0 + -2x = 18 + 20
-2x = 18 + 20

Combine like terms: 18 + 20 = 38
-2x = 38

Divide each side by '-2'.
x = -19

Simplifying
x = -19

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