Bridget's classroom started out with a collection of only 6 books, but she plans to purchase an additional 3 books per week. Cole's library started out with 38 books, and he will purchase another 1 book per week. At what week and amount of books will the two libraries be the same?

Respuesta :

Answer:

6 and 19 which is bridgets and 114 and 3 which you know is Coles

Answer:

bridget in week 13 will have 117 books and Cole in week 3 will also have 117 books

Step-by-step explanation:

find total books in a week

Bridget =6+3=9

cole= 38+1=39

find lcm

9={3Ă—3}

39={3Ă—13}

lcm={3Ă—3Ă—13}

=117

for Bridget

117Ă·9 =13 weeks

for cole

117Ă·39

3 weeks