Answer:
it increased 20 percent
Step-by-step explanation
221 minutes
Step-by-step explanation:
52 divided by 20 would be 2.6 then you take the 85 and mulitpy it by 2.6 because 52 is 2.6 times more than 20. so 85 times 2.6 would be 221 minutes.
The actual answer is y = 5x - 7
7*36=21*x
252=21x
x=12
Hope it helps!
