Seven times a number is 3,500 what is the number

If i have one apple and give you the apple, how many apples do i have?

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. ?

What are the solutions of the system? solve by graphing. y = x^2 + 3x + 2 y = 2x + 2