Answer:
I was able to do 6-8 but 9 I got stumped on as well.
Step-by-step explanation:
Answer: 7.4a+b
1. distribute
=5a+(2.4)(a)+(2.4)(0.5b)+−0.2b
=5a+2.4a+1.2b+−0.2b
2. combine like terms
=5a+2.4a+1.2b+−0.2b
=(5a+2.4a)+(1.2b+−0.2b)
=7.4a+b
Answer:
3rd one
Step-by-step explanation:
34 and 33 because....
The 3 is multipling itself by two and the product would be 6. Then the six subtracts itself from 1 making the answer 5.
This explanation continues on.
Plz make me the brainiest <3