Kelly spent $45 more on boots than she did on craigslist if you spend $79.50 on my boots how much did you spend on the jeans

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. ?

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?

What are the excluded values? m+5/mn+3m