Jack and Jim sign up with an online music store. Jack chooses 15 downloads for $19.75, and Jim chooses 40 downloads for $43.50. Both amounts include a one-time registration fee, which is the same for each account, plus the fee for the number of downloads. What is the registration fee, and what is the cost of each download?

Question

anonymous · Answer

plz help

anonymous · Answer

15x+y=19.75

40x+y=43.50

Because this is a system of equations we can solve by substitution.

Do you know how?