Reducing to Row Echelon Form Perform the indicated operations:
[4 -1 -4 | -7]
[0 5 -2 | -11]
[0 8 10 | 22]

-8R2 ->R2
>
5R3 ->R3

[4 -1 -4 | -7]
[0 a b | 88]
[0 c d | 110]

a=?
b=?
c=?
d=?​

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 equation in logarithmic form 8^x=64

Three people are traveling and need to exchange the currency of their native country for the currency of the country they are visiting. drag each exchange to the category that shows the ratio of currencies in that exchange.