Could someone create Equations & Explanations based on this question, because I need to solve using substitution and later modify it to create a system of inequalities.

Can (3,5 and square root 34) be sides on a right triangle?

An appliance store sells a washer-dryer combination for $1800. if the washer costs $300 more than the dryer, find the cost for each appliance.

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. ?