Which of the following properties is being used in line 2? 1. (6x + 9) + 3x

2. 6x + (9 + 3x)

3. 6x + (3x + 9)

4. (6x + 3x) + 9

5. 9x + 9

A. Distributive

B. Combine like terms

C. Associative property of addition

D. Commutative property of addition

Anna is no more than 3 years older than 2 times jamie’s age. jamie is at least 14 and anna is at most 35. which system of linear inequalities can be used to find the possible ages of anna, a, and jamie, j?

G(x) 16g(x) = 2 sin(2x - π) + 4. using complete sentences, explain how to find the minimum value for the function.

The vertices of a rectangle are given in the columns of the matrix . if is found to perform a transformation, what are the coordinates of the transformed rectangle? (0, 0), (0, –3), (–3, –3), (–3, 0) (0, 0), (0, 3), (3, 3), (3, 0) (0, 0), (0, 3), (–3, –3), (–3, 0) (0, 0), (0, 3), (–3, 3), (–3, 0)