1 6/8
divided by
2/8

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.

Divide. write in simplest form 41/6 divided by 10

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?