its a because 5 (2) (6.25)+2.5t has to at least equal 85.
Answer:
9.25b=46.25
Step-by-step explanation:
9.25b=46.25/:9.25
b=5
Richard purchased 5 books for $9.25 each
Answer: $37.15
a^14b^12
okay so lets distribute the 2
so you get -a^6b^10 and a^8b^2
add
3