3(3+3X)-3=42

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

Simplifying
3(3 + 3X) + -3 = 42
(3 * 3 + 3X * 3) + -3 = 42
(9 + 9X) + -3 = 42

Reorder the terms:
9 + -3 + 9X = 42

Combine like terms: 9 + -3 = 6
6 + 9X = 42

Solving
6 + 9X = 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 + 9X = 42 + -6

Combine like terms: 6 + -6 = 0
0 + 9X = 42 + -6
9X = 42 + -6

Combine like terms: 42 + -6 = 36
9X = 36

Divide each side by '9'.
X = 4

Simplifying
X = 4