Tammy calls her grandmother every Saturday night. There are two phone companies she can use: Telcom charges $0.12 per minute and United Phone charges a flat fee of $0.78 plus $0.09 for every minute thereafter. How many minutes can Tammy talk to her grandmother and be charged the same amount by either phone company? Tammy can talk how many minutes?

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

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.)

Write the expression in complete factored form. 5n_(c - 3) - n(c - 3) =