Answer:
No, because using the distributive property, you would get 5b+15 and 3b+15. The number of b you have is different.
No?
Step-by-step explanation:
If we were to give b a value, let's say 2,
then 5(2+3) would = 25, and 3(2+5) would = 21.
therefore no, they are not equivalent.
