Question

One week Trey rented 4 DVDs and 2 video games for $18. The next week he rented 2 DVDs and 1 video game for $9. Find the rental costs for each video game and DVD. Explain your answer.

Answer 1

Well, lets say DVDS are x and video games are y

So, you get the system of equation:

{4x+2y=18
{2x+y=9 no you need to solve this : )

Answer 2

now*

Answer 3

x=0 y=9 ???

Answer 4

well, have rewritten the problem well?