Sharon and Dave were tallying the number of shooting stars they observed one night. By 10:00 pm they had counted 12 shooting stars. By 1:00 am, they had counted 24. Write a linear equation to model the number of shooting stars (y) according to the number of hours (x). (Let 10:00 pm be represented by x=0)

It is saturday morning and jeremy has discovered he has a leak coming from the water heater in his attic. since plumbers charge extra to come out on the weekends, jeremy is planning to use buckets to catch the dripping water. he places a bucket under the drip and steps outside to walk the dog. in half an hour the bucket is 1/5 of the way full. what is the rate at which the water is leaking per hour?