-216-(-133)=x

Solution for -216-(-133)=x equation:

Simplifying
-216 + -1(-133) = x

Multiply -1 * -133
-216 + 133 = x

Combine like terms: -216 + 133 = -83
-83 = x

Solving
-83 = 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.
-83 + -1x = x + -1x

Combine like terms: x + -1x = 0
-83 + -1x = 0

Add '83' to each side of the equation.
-83 + 83 + -1x = 0 + 83

Combine like terms: -83 + 83 = 0
0 + -1x = 0 + 83
-1x = 0 + 83

Combine like terms: 0 + 83 = 83
-1x = 83

Divide each side by '-1'.
x = -83

Simplifying
x = -83