Question

Jakob is asked to simplify the expression –3a + 4b + 5a + (–7b).

He writes: –3a + 4b + 5a + (–7b) = –3a + 5a + 4b + (–7b).

Which property allows him to do this?

Answer 1

Answer: the commutative property

Step-by-step explanation: I took the test

Answer 2

Answer:

communicative property

Step-by-step explanation i just had it on my high school test also please thank me i just want to see if i get a notification