Mathematics, 16.07.2019 02:30 hstover496
Adiscount book store sells hardcover books for $8 each and paperbacks for $4 each. the number of hardcover books, h, sold one day was 2 more than four times the number of paperback books, p, sold that same day. the total amount of sales for that day was $160. jean-paul wrote the following system of linear equations to find the number of each type of book sold.8h+4p=160 p=4h+2what is jean-paul’s error? a. jean-paul should have written the first equation as h+p=160b. jean-paul should have written the first equation as 4h+8p=160c. jean-paul should have written the second equation as h=4p+2d. jean-paul should have written the second equation as p+2=4h
Answers: 1
Mathematics, 21.06.2019 21:30
The price of a dozen eggs was $1.63. suppose the price increases m dollars per dozen and then the price decreases $0.12 per dozen. which expression represents the current price of eggs after the two price changes?
Answers: 1
Mathematics, 21.06.2019 22:00
Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.
Answers: 2
Mathematics, 22.06.2019 01:00
The ideal weight of a nickel is 0.176 ounce. to check that there are 40 nickels in a roll, a bank weighs the roll and allows for an error of 0.015 ounce in total weight
Answers: 1
Adiscount book store sells hardcover books for $8 each and paperbacks for $4 each. the number of har...
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