Bella and Chandra are selling tickets to a music school recital. Bella sells 12 student tickets and 4 guest tickets. Chandra sells 8 student tickets and 7 guest tickets. The guest tickets cost $8 each, and both girls
make the same amount of money from ticket sales.
Find the price of a student ticket. Explain each step of your solution.

Louise measured the perimeter of her rectangular scrapbook to be 154 cm. if the scrapbook is 45 cm wide, how long is the scrapbook?

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.)

Which of the following shows the length of the third side, in inches, of the triangle below