10-(4-x)=30

Solution for 10-(4-x)=30 equation:

Simplifying
10 + -1(4 + -1x) = 30
10 + (4 * -1 + -1x * -1) = 30
10 + (-4 + 1x) = 30

Combine like terms: 10 + -4 = 6
6 + 1x = 30

Solving
6 + 1x = 30

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + 1x = 30 + -6

Combine like terms: 6 + -6 = 0
0 + 1x = 30 + -6
1x = 30 + -6

Combine like terms: 30 + -6 = 24
1x = 24

Divide each side by '1'.
x = 24

Simplifying
x = 24