document.write( "Question 63847This question is from textbook An Incremental Development
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document.write( "KAren left her house heading east and her sister left two hours later heading west at a rate of 5 mph faster than Karen. Six hours after Karen left, she and her sister were 600 miles apart. How fast was Karen moving?\r
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Algebra.Com's Answer #44594 by venugopalramana(3286)![]() ![]() You can put this solution on YOUR website! help.... \n" ); document.write( "KAren left her house heading east and her sister left two hours later heading west at a rate of 5 mph faster than Karen. Six hours after Karen left, she and her sister were 600 miles apart. How fast was Karen moving? \n" ); document.write( "LET KAREN'S SPEED = X \n" ); document.write( "SISTER'S SPEED =K+5 \n" ); document.write( "KAREN TRAVELLED 6 HRS. \n" ); document.write( "KAREN GOES 6X MILES IN 6 HRS.EAST \n" ); document.write( "SISTER TRAVELLED 6-2=4 HRS.......DISTANCE TRAVELLED WEST WARDS =4(X+5)=4X+20 \n" ); document.write( "TOTAL DISTANCE OF SEPERATION = 6X+4X+20= 600 \n" ); document.write( "10X =600-20=580 \n" ); document.write( "X = 58 MPH \n" ); document.write( " |