You are at the top of a mountain which has an elevation of 9,000 ft. You descend at a rate of about 1,500 ft per hour. Your elevation, e, is given as a function of t, e = 9,000 – 1,500t, the time in hours. How long does it take you to reach the sea level (an elevation of 0 ft)

What is r i 4.5+10r=-6.5 with work pls

Need so much on this one how many yards?

The graph below shows the line of best fit for data collected on the number of cell phones and cell phone cases sold at a local electronics store on twelve different days. number of cell phone cases sold 50 * 0 5 10 15 20 25 30 35 40 45 number of cell phones sold which of the following is the equation for the line of best fit? a. y = 0.8x b. y = 0.2x c. y=0.5x d. y = 0.25x