Select the Ordered Pair which is a solution to the equation. −3x+y=−7

(3, 4)

(4, 4)

(4, 5)

(5, 5)

Given the choice between receiving $1.000.000 in one month or a single penny-doubled everyday for the period of one month; which option would you choice? show your work to support your answer. (assume that 1 month=30 days)

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?

You just purchased two coins at a price of $670 each. because one of the coins is more collectible, you believe that its value will increase at a rate of 7.1 percent per year, while you believe the second coin will only increase at 6.5 percent per year. if you are correct, how much more will the first coin be worth in 15 years?