In algebra, we often study relationships where a change to one variable causes change in another variable. Describe a situation you're familiar with where one quantity
changes constantly in relation to another quantity. How are the two quantities in the
situation related? If you represent the two quantities on a graph, what will it look like?

Which expression is equivalent to 2x^2+7x+4?

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

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?