An equation is shown below:

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

Which statement shows a correct next step in solving the equation?

The equation can become 6x + 1 = 1 by combining like terms.

The equation can become 3x + 4x = 1 by solving the terms in the brackets.

The equation can become 3x + 4x = 1 by applying the associative property of multiplication.

The equation can become 6x + 1 = 1 by applying the distributive property.