2(x+4)-x=42

Solution for 2(x+4)-x=42 equation:

Simplifying
2(x + 4) + -1x = 42

Reorder the terms:
2(4 + x) + -1x = 42
(4 * 2 + x * 2) + -1x = 42
(8 + 2x) + -1x = 42

Combine like terms: 2x + -1x = 1x
8 + 1x = 42

Solving
8 + 1x = 42

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + 1x = 42 + -8

Combine like terms: 8 + -8 = 0
0 + 1x = 42 + -8
1x = 42 + -8

Combine like terms: 42 + -8 = 34
1x = 34

Divide each side by '1'.
x = 34

Simplifying
x = 34