The table shows the relationship between the total cost, y, and the number of pounds, x, of dog food.
Cost of Dog Food
Number of Pounds, 2
Total Cost, y
(dollars)
8.52
6
12
17.04
24
34.08
Which equation best represents the relationship shown in the table?

An unknown number x is at most 10. which graph best represents all the values of x? number line graph with closed circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the right. number line graph with open circle on 10 and shading to the left. number line graph with closed circle on 10 and shading to the left.