at the first track meet, bobby threw the shot put 42 3/4 feet. at the second track meet he threw the shot put 44 1/2 feet.
which of the following expressions could be used to find the distance he improved his throw from the first track meet to the second track meet?
i will give you brainliest if you answer within the next ten minutes!

Adoctor administers a drug to a 38-kg patient, using a dosage formula of 50 mg/kg/day. assume that the drug is available in a 100 mg per 5 ml suspension or in 500 mg tablets. a. how many tablets should a 38-kg patient take every four hours? b. the suspension with a drop factor of 10 ggt/ml delivers the drug intravenously to the patient over a twelve-hour period. what flow rate should be used in units of ggt/hr? a. the patient should take nothing pills every four hours. (type an integer or decimal rounded to the nearest hundredth as needed.)

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)

Petes dog weighed 30 pounds it then lost 16% of it's weight how much did pete lose