last spring, the drama department at princeton high school had 10 students audition for the musical. this spring, there are 20% fewer students trying out. how many students are auditioning this spring?

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.)

Solve 3x-18=2y and 5x-6y=6 by elimination show work

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76