What is the slope for (-10,0) and (0,10)

What is the solution to the inequality

41/2 - 1 1/3 what is the answer as a fraction?

Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.