A music store sells tapes for $10 and XDS for $15. Someone buys 5 items in this store and pays $60 How many of these items were tapes and how many were CDS?
x=tapes and Y=CDS
Are the two equations x+y=60 and 10x+15y=60?
x=tapes and Y=CDS
Are the two equations x+y=60 and 10x+15y=60?