Question

75. Sailing A sailboat begins a voyage with 145 lb of food. The crew plans to eat a total

of 15 lb of food per day.
a. Write an equation in slope-intercept form relating the remaining food supply y to the number of days x
b. Graph your equation

Answer 1

y = -15x + 145

The y intercept is at 145. Every point is either -15/1 or 15/-1