Find the distance between origin and a point -5,5​

Need showing work for this problem 56.25 ×25.80

Percy rides his bike 11.2 miles in 1.4 hours at a constant rate. write an equation to represent the proportional relationship between the number of hours percy rides, x, and the distance in miles, y, that he travels.

Benefit(s) from large economies of scale, in which the costs of goods decrease as output increases. natural monopolles perfect competition