Ahandyman charges a fixed rate of r to visit a customers house. in addition, the hardy man charges an hourly rate for h for each hour worked. write a formula to represent t the total amount this handyman would charge for a job that requires n hours of work?

What is the standard form of -5x^2+2x^4-11+x^3+3x

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?

Which number line correctly shows 0.8 + 0.3?