Mandy's brother zach is 15 years younger than her. the sum of their ages is 49. find both ages

The difference between tax advoidance and tax evasion

Find the difference (8ab+a+2) - (3ab+6)

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. ?