The figure below shows graphs of the fixed cost function, total cost function and the total revenue function for a certain commodity.

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. ?

A50% increase followed by 33 1/2% decrease

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52