Solving equations by subtracting
6x-5y=22
y= -8

(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

for future students the answer is b

hope i

-lavira: )