How many solutions does 3x-5y=8; 5x-3y=2 have

Plzzz asap what is the inverse of f if f(x)=^3 sqrt x-5

This is so hard and it’s for a test

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. ?