-3-(-1)=y

Solution for -3-(-1)=y equation:

Simplifying
-3 + -1(-1) = y

Multiply -1 * -1
-3 + 1 = y

Combine like terms: -3 + 1 = -2
-2 = y

Solving
-2 = y

Solving for variable 'y'.

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

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

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

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

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

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

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

Simplifying
y = -2