stephycake9768
02.07.2019 •
Mathematics
Aconstruction worker bought several bottles of juice for $3 at the convenience store. she paid for them with a $20 bill. if i represents the number of bottles of juice. write an expression for the change she should receive.
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Ответ:
since each bottle is $3, it would be 20-3x=y. Y is the change she receives and x is the amount of bottles she buys.
Hope this helps :)
Ответ:
b. 5(6.5) = $32.50
c. 47.50/5 = 9 hours and 30 minutes
d. 9y = x
e. 9(8.5) = $76.50
f. 49.50/9 = 5 hours and 30 minutes