Donald bought a car for $8650. the value of the car is decreasing at a rate of 3% per year. how much will donald's car be worth in 7 years?

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?

What is the slope of the line that passes through the points (–9, 2) and (0, 4)? the slope of the line is