document.write( "Question 810416: a car travels at constant speed from q to r , a distance of 300 km apart . if the driver increases the speed by 5 km/hr , the journey will take 2 hours less .find the original speed of the car. \n" ); document.write( "
Algebra.Com's Answer #488317 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! r*t=d \n" ); document.write( "r*t=300, \n" ); document.write( "(r+5)*(t-2)=300 \n" ); document.write( "r = 25, t = 12 \n" ); document.write( " |