Two mechanics worked on a car. the first mechanic worked for 15 hours, and the second mechanic worked for 5 hours. together they charged a total of $1775 . what was the rate charged per hour by each mechanic if the sum of the two rates was $165 per hour? note that the aleks graphing calculator can be used to make computations easier.

Segment xy is dilated through point m with a scale factor of 2. which segment shows the correct result of the dilation

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?

What is the value of m in the equation 1/2 m - 3/4n=16 when n=8