Twelve is the product of x and negative 4

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. ?

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.

Corresponding angles are a. always b. sometimes c. never congruent