1-x-2=0

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Solution for 1-x-2=0 equation: 


Simplifying
1 + -1x + -2 = 0

Reorder the terms:
1 + -2 + -1x = 0

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

Solving
-1 + -1x = 0

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + -1x = 0 + 1

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

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

Divide each side by '-1'.
x = -1

Simplifying
x = -1

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