2(a+3)+3(2a-1)
=2a+6+6a-3
=8a+3
Answer:
A.
= 
Step-by-step explanation:
of the students wore shorts.
of the students wore jeans.
Converting the fractions of the students who wore shorts and jeans respectively;
= 0.25
= 0.25
This means that the ratio of students who wore shorts is the same as that of students who wore jeans.
i.e
= 
I think that the answer would be 4 chapters.
Sorry if I'm wrong!
Answer:
the answer is in fact 7/2