Problema Solution
A small-town library buys a total of 35 books that cost $1034. Some of the books cost $22 each, and the remainder cost $34 each. How many books of each price did the library buy?
Answer provided by our tutors
let
x = the number of books that cost $22 each
y = the number of books that cost $34 each
A small-town library buys a total of 35 books that cost $1034:
x + y = 35
22x + 34y = 1034
by solving the above system of equations we find:
x = 13 books
y = 22 books
click here to see the step by step solution of the system of equations:
the library bought 13 books that cost $22 each and 22 books that cost $34 each.