Simplify -10x - 2x + 3x

a. -9x
b. 9x
c. 11x

What is the multiplicative rate of change of the exponential function shown on the graph?

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.)

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.