Round 145.89 to the nearest 10th show how you got the answer

Click on the graphic until you find the right quotient. (36xa - 30xb) ÷ (-6x2)

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.

Ineed to know the answer to this algebra question.