In order to solve the equation, what must you do? 3x=9

divide by 3 on both sides of the equation
multiply by 3 on both sides of the equation
Divide by 9 on both sides of the equation
multiply by 9 on both sides of the equation
add 3 to both sides of the equation
subtract 3 to both sides of the equation

The difference of 2 numbers is 21 and the quotient of the equation is 4 then what are the two numbers?

In the given figure ar(adf) =ar(cda) and ar(cdf) = ar(cdf). show that abdc and cdfe are trapeziums.

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.)