Someone help please just this number 16. Determine whether a proportional relationship exists between the two quantities in Exercise 14. Explain your reasoning. 14 is also there too whoever answers correctly I will mark brainliest

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52

Set up and solve a proportion for the following application problem. if 55 pounds of grass seed cover 404 square feet, how many pounds are needed for 7272 square feet?

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?