Cis the midpoint of bc, bc = 7 and cd = 3x- 5 what is the value of x

Scale factor of 2 is used to enlarge a figure as shown below the area of is 18 in.²

Aplane flies around trip to philadelphia it flies to philadelphia at 220 miles per hour and back home with a tailwind at 280 miles per hour if the total trip takes 6.5 hours how many miles does the plane fly round trip

Do xuan nam isgoing to invest $1000 at a simple interest rate of 4% how long will it take for the investment to be worth $1040?