PLEASE HELP 30 POINTS...PLEASE HELP

Jamie is hiking up a small mountain. he climbs up at a constant rate of 300 feet/hour until he reaches the peak at 1,500 feet. after that, he hikes down at the same rate to the base of the mountain. the equation that models jamie’s elevation, e, after t hours is e = . jamie’s elevation will be 600 feet after hours and after hours.

2-digit numbers less than 91 which are 1 less than a multiple of 10

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)