X-1=2x^2-x-1

Solution for X-1=2x^2-x-1 equation:

Simplifying
X + -1 = 2x2 + -1x + -1

Reorder the terms:
-1 + X = 2x2 + -1x + -1

Reorder the terms:
-1 + X = -1 + -1x + 2x2

Add '1' to each side of the equation.
-1 + 1 + X = -1 + -1x + 1 + 2x2

Combine like terms: -1 + 1 = 0
0 + X = -1 + -1x + 1 + 2x2
X = -1 + -1x + 1 + 2x2

Reorder the terms:
X = -1 + 1 + -1x + 2x2

Combine like terms: -1 + 1 = 0
X = 0 + -1x + 2x2
X = -1x + 2x2

Solving
X = -1x + 2x2

Solving for variable 'X'.

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

Simplifying
X = -1x + 2x2