document.write( "Question 27234: If Betty drove at 40mph towards Mary's house, and Mary drove 30mph towards Betty's house and started 2 hours earlier. Their homes are 270 miles apart, how long will it take them to meet after Betty starts. I came up with,
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document.write( "30(t+2)= 40t
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document.write( "30t + 60 = 40t
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document.write( "10t = 60
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document.write( "t = 6
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document.write( "Is this correct, thanks \n" );
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Algebra.Com's Answer #14803 by Paul(988)![]() ![]() ![]() You can put this solution on YOUR website! Let the time be x \n" ); document.write( "Equation: \n" ); document.write( "40x+30(x+2)=270 \n" ); document.write( "40x+30x+60=270 \n" ); document.write( "70x=210 \n" ); document.write( "x=3\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Hence, it will take them 3 hours to meet. \n" ); document.write( "Paul. \n" ); document.write( " |