Solve the equation: 3(x + 5) = 33.
First, distribute the 3 on the left side of the equation: 3x + 15 = 33. Now, subtract 15 from both sides: 3x = 33 - 15, which simplifies to 3x = 18. Finally, divide both sides by 3: x = 18 / 3, which equals 6.