-9-(-3)=s

Solution for -9-(-3)=s equation:

Simplifying
-9 + -1(-3) = s

Multiply -1 * -3
-9 + 3 = s

Combine like terms: -9 + 3 = -6
-6 = s

Solving
-6 = s

Solving for variable 's'.

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

Add '-1s' to each side of the equation.
-6 + -1s = s + -1s

Combine like terms: s + -1s = 0
-6 + -1s = 0

Add '6' to each side of the equation.
-6 + 6 + -1s = 0 + 6

Combine like terms: -6 + 6 = 0
0 + -1s = 0 + 6
-1s = 0 + 6

Combine like terms: 0 + 6 = 6
-1s = 6

Divide each side by '-1'.
s = -6

Simplifying
s = -6