Answer:
3B-15a
Step-by-step explanation:
B3=3B
3a5=15a
so
3B-15a
7 times, means 7 x intercepts, means 7th degree
answer is 7th degree
Answer:
3
Step-by-step explanation:
The equation is y=Mx+b where m is the slope and b is the y intercept so m=3 so the slope is 3
Answer:

Step-by-step explanation:
Let's solve this problem step-by-step. The library had 1,500 books in 2011. The ratio of books in 2011 and in 2012 is 1:2. Therefore, let the number of books in 2012 be
.
We have the following proportion:

Therefore, there were 3,000 books in 2012. The ratio of books in 2012 and in 2013 is 2:5. Let the number of books in 2013 be
.
We have:

Therefore, there were 7,500 books in 2013.
I believe -4 hope this helped