What is the value of the expression below when y = 3?
10y - 8

Ineed ! the person who answers and shows their work on they got the answer first will be marked the !

It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?