Oliver makes blueberry jam every year. the number of pints of jam he makes this year can be represented by the expression 4p - 9, where p is the number of pints of jam he made last year.
oliver made 8 pints of jam last year. how many pints does he make this year?

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?