Problema Solution
Dante spent $11.25 on 3 new and 4 old comic books, and Samantha spent $15.75 0n 10 old and 3 new ones. If comics of one type are sold at the same price, what is the price in dollars of a new comic book?
Answer provided by our tutors
Let
x = the price of a new comic book
y = the price of an old comic book
3x + 4y = 11.25
3x + 10y = 15.75
........
click here to see the system of equations solved for x and y
........
x = $2.75
y = $0.75
The price of a new comic book is $2.75.