27-(6-2x)=42

Solution for 27-(6-2x)=42 equation:

Simplifying
27 + -1(6 + -2x) = 42
27 + (6 * -1 + -2x * -1) = 42
27 + (-6 + 2x) = 42

Combine like terms: 27 + -6 = 21
21 + 2x = 42

Solving
21 + 2x = 42

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + 2x = 42 + -21

Combine like terms: 21 + -21 = 0
0 + 2x = 42 + -21
2x = 42 + -21

Combine like terms: 42 + -21 = 21
2x = 21

Divide each side by '2'.
x = 10.5

Simplifying
x = 10.5