1/7 ÷ 8 = 8 ÷ 1/7 = first answer gets the brainiest achievement. phm

Evaluate the expression for the given value of the variable 7a - 4a for a =8

In the diagram below, abc is congruent to dec what is the value of x

The patient recovery time from a particular surgical procedure is normally distributed with a mean of 5.2 days and a standard deviation of 1.7 days. what is the probability of spending more than 2 days in recovery? (round your answer to four decimal places.)