Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar(s). Tonya is twice Kevin's age. In three years, Tonya will be 17. And in another three years, Uncle Rob will be three times Tonya’s age.
Today, Kevin is years old,

and Uncle Rob is years old.

Carlos spent 1 1/4 hours doing his math homework he spent 1/4 of his time practicing his multiplication facts how many hours to carlos been practicing his multiplication facts

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

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?