document.write( "Question 54833: Can someone help me solve this problem?\r
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document.write( " At 1:00 p.m., a car leaves a city and travels north at a rate of 55 mi/h. An hour later, a second car leaves the city and travels south at a rate of 60 mi/hr. At what time will the two cars be 285 miles apart?\r
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document.write( " Thanks, Lyn \n" );
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Algebra.Com's Answer #37085 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! At 1:00 p.m., a car leaves a city and travels north at a rate of 55 mi/h. An hour later, a second car leaves the city and travels south at a rate of 60 mi/hr. At what time will the two cars be 285 miles apart? \n" ); document.write( "--------------- \n" ); document.write( "North car DATA: \n" ); document.write( "rate=55 mph ; time= x hrs. ; distance= 55x mi. \n" ); document.write( "--------------- \n" ); document.write( "South car DATA: \n" ); document.write( "rate= 60 mph ; time= x-1 hrs ; distance = 60(x-1)=60x-60 miles \n" ); document.write( "------------------ \n" ); document.write( "EQUATION: \n" ); document.write( "south distance+ north distace = 285 miles \n" ); document.write( "60x-60+55x=285 \n" ); document.write( "115x=345 \n" ); document.write( "x=3 hrs \n" ); document.write( "1:00p.m.+3 hrs. = 4:00p.m. \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |