help meh please This figure is made up of two rectangular prisms. What is the volume of the figure?

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.

Thelime contains the point(-3,0) and parallel x-3y=3( show all work)

The suare root of 9x plus 7 plus the square rot of 2x equall to 7