How do I solve this arithmetic sequence?

Describe what moves you could use to create the transformation of the original image shown at right

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. ?

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28