document.write( "Question 301394: Two cars are traveling toward each other,
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document.write( "starting at the same time 480km apart. If
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document.write( "they meet after 4 hours, and one car is
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document.write( "traveling 40 kph faster than the other, how
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document.write( "fast is each car moving? \n" );
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Algebra.Com's Answer #216140 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! D=RT \n" ); document.write( "480=(X+X+40)4 \n" ); document.write( "480=(2X+40)4 \n" ); document.write( "480=8X+160 \n" ); document.write( "8X=480-160 \n" ); document.write( "8X=320 \n" ); document.write( "X=320/8 \n" ); document.write( "X=40 KPH. FOR THE SLOWER CAR. \n" ); document.write( "40+40=80 KPH. FOR THE FASTER CAR. \n" ); document.write( "PROOF: \n" ); document.write( "480=(40+80)4 \n" ); document.write( "480=120*4 \n" ); document.write( "480=480 \n" ); document.write( " |