Suppose that 8 machines can complete a certain task in 9 days. if there are 18 machines, how many days would it take for them to finish the same task?

(2,20) means that the 2 is 2 hours and 20 is 20$. so there both 20$ for 2 hours only the same price. like it says. so, the dunk tank and the bounce house are the same price (20$) for the same amount of time (2 hours).

hope i

yes

step-by-step explanation:

they have to be opposite and reciprocal of eachother.

step-by-step explanation:

classify each pair of angles as alternate interior, same-side interior, or corresponding angles.