asked 127k views
5 votes
Bobby had 36 books in his locker. Some were library books, some were textbooks, and the rest were telephone books. The number of library books and telephone books combined equals twice the number of textbooks. The number of textbooks and telephone books combined equals three times the number of library books. How many of each type of book were in Bobby's locker?

asked
User Kelsy
by
8.5k points

1 Answer

3 votes
make variables for each
L = library books
P = telephone books
T = text books

so.... L+P = 2T
now we have to fill in numbers
answered
User Datacrawler
by
8.3k points
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