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OpenStudy (anonymous):
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.
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OpenStudy (kamille):
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 : )
OpenStudy (kamille):
now*
OpenStudy (anonymous):
x=0 y=9 ???
OpenStudy (kamille):
well, have rewritten the problem well?
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