-2*-1=X

Solution for -2*-1=X equation:

Simplifying
-2 * -1 = X

Multiply -2 * -1
2 = X

Solving
2 = 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.
2 + -1X = X + -1X

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

Add '-2' to each side of the equation.
2 + -2 + -1X = 0 + -2

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

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

Divide each side by '-1'.
X = 2

Simplifying
X = 2