A textbook store sold a combined total of 350 history and physics textbooks in a week. The number of physics textbooks sold was 86 less than the number of history textbooks sold. How many textbooks of each type were sold?

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.)

How are sas and sss used to show that two triangles are congruent?

Asequence is defined recursively using the formula f(n + 1) =f(n) - 5. which sequence could be