Question

Select the correct reasons for statements 1 and 3 to complete the proof.

Prove: 5x + 9 • x • 3 = 32x


1. 5x + 9 • x • 3 = 5x + 9 • 3 • x 1. ?
2. 5x + 9 • x • 3 = 5x + 27x 2. Multiplication
3. 5x + 9 • x • 3 = 32x 3. ?




Associative Property of Addition, Addition



Associative Property of Multiplication, Addition



Commutative Property of Multiplication, Addition



Commutative Property of Multiplication, Multiplication

Answer 1

Answer: Commutative Property of Multiplication, Addition

Step-by-step explanation: I just took the quiz.

Answer 2

The correct reasons for statements 1 and 3 are Associative Property of Multiplication, Addition