He graph below shows the price of different numbers of cans of beans at a store: a graph is shown. the values on the x axis are 0, 2, 4, 6, 8, 10. the values on the y axis are 0, 19, 38, 57, 76, and 95. points are shown on ordered pairs 0, 0 and 2, 19 and 4, 38 and 6, 57 and 8, 76. these points are connected by a line. the label on the x axis is number of cans. the title on the y axis is price in dollars. which equation can be used to determine p, the cost of b cans of beans?