Ben joined a book club. The company sent him 12 books of his choice to welcome him to the club. Then he received a regular number of books each month. After 18 months, he had a collection of 54 books. Which equation can be used to calculate the number of books Ben will have at any number of months after joining the club?
a. b = 12 + 18m
b. b = 54 - 12m
c. b = 12 + 3m
d. b = 54 + 1.5m

Question

Ben joined a book club. The company sent him 12 books of his choice to welcome him to the club. Then he received a regular number of books each month. After 18 months, he had a collection of 54 books. Which equation can be used to calculate the number of books Ben will have at any number of months after joining the club? 
a. b = 12 + 18m
b. b = 54 - 12m
c. b = 12 + 3m
d. b = 54 + 1.5m

nathan917 · Answer

Well, he starts with 12 and then gets n per month. So if the number of months so far is m, the total number of books received would be 12 + m

For example, after 18 months: 12 + 18n where, again, n is the number of books each month.

lets see if you can get the answer if not ill give it to ya. :D

anonymous · Answer

a

nathan917 · Answer

Yes it would think it would be A. but ill ask some to be sure :D dont want to get it wrong for you.

nathan917 · Answer

@ParthKohli  can you check this pls