-2X-2(-3X-3)=42

Solution for -2X-2(-3X-3)=42 equation:

Simplifying
-2X + -2(-3X + -3) = 42

Reorder the terms:
-2X + -2(-3 + -3X) = 42
-2X + (-3 * -2 + -3X * -2) = 42
-2X + (6 + 6X) = 42

Reorder the terms:
6 + -2X + 6X = 42

Combine like terms: -2X + 6X = 4X
6 + 4X = 42

Solving
6 + 4X = 42

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 + 4X = 42 + -6

Combine like terms: 6 + -6 = 0
0 + 4X = 42 + -6
4X = 42 + -6

Combine like terms: 42 + -6 = 36
4X = 36

Divide each side by '4'.
X = 9

Simplifying
X = 9