4 (12 pts). A line passes through the points (2, 7) and (5,…
4 (12 pts). A line passes through the points (2, 7) and (5, 1). (a) Find the slope. (b) Find the equation of the line (with result in slope-intercept form). 5 (12 pts). A company bought some equipment at the cost of $13000. After 9 years, it will be worth an estimated $2000. Assume the depreciation is linear. (a) Find the linear function for the depreciation. (b) Find the value of the equipment after 6 years.