Tim began a hike near big bear lake california at 9:00 am. by 10:30 am, his elevation is 7200 feet above sea level. at 11:15pm he is at an elevation of 7425 feet above sea level. A. Define the variables of this situation

B. Write an equation in slope-intercept form that represents Tim’s elevation since he began hiking.

C. If Tim’s altitude continues to increase in at same rate, estimate his altitude at 12:30