A car salesman receives a 6% commission for selling a car . If he made $2,400 commission on the sale of one car, what was the sale price of the car he sold?

Can someone me out here and the tell me the greatest common factor

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11

Kelli swam upstream for some distance in a hour.she then swam downstream the same river for the same distance in only 6 minutes.if the river flows at 5km/hr, how fast can kelli swim in still water?