Complete the steps to solve the equation.
3x - 6(5x + 3) = 9x + 6
1. The distributive property: 3x - 30x - 18 = 9x + 6
2. Combine like terms: -27x - 18 = 9x + 6
3. Addition property of equality: -18 = 36x + 6
4. Subtraction property of equality: -24 = 36x
5. Division property of equality:
= x