-1=x-2x

Solution for -1=x-2x equation:

Simplifying
-1 = x + -2x

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

Solving
-1 = -1x

Solving for variable 'x'.

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

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

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

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

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

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

Simplifying
x = 1