Write a direct variation equation that relates x and y. y = 15/2

x = -5

Group of answer choices

a. -3/2x

b. 15/2x

c. -15/2x

d. 7.5x

What is the distance between point a and b

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?

I’ve been trying all day to figure this puzzle out. i need the work for it aswell. it is a factoring polynomials tarsia. the image is below.