I believe by the first equation they are referring two a representation of the total amount of money made up by the two types of coins. I found this to be 0.05x + 0.10y = 3.50
In my work I solved for the amount of each coin- I assume this is what the final step of your problem entails. If you need any help understanding/ I misinterpreted something please feel free to comment and ask :)
#5c coins or x= 36
#10c coins or y= 17
Answer:
at least 108
Step-by-step explanation:
Because 350÷3.25=107.692308 and it is rounded to 108 so our answef is at least 108.
Answer:
19 ) B (<2 and <5)
20) A(20)
21 and 22 Don't know sorry
So lets take a look at what we know:
5% of the tickets were discount
100% of the tickets is equal to 60 tickets
From this information we can create the proportion:

.
Cross Multiply to get

Divide 100 on each side to get

.
Three discount tickets were sold.