4-10-(-5)=x

Solution for 4-10-(-5)=x equation:

Simplifying
4 + -10 + -1(-5) = x

Multiply -1 * -5
4 + -10 + 5 = x

Combine like terms: 4 + -10 = -6
-6 + 5 = x

Combine like terms: -6 + 5 = -1
-1 = x

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

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

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

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

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

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

Simplifying
x = -1