document.write( "Question 1025385: Anne and Mary went for a walk. Anne started walking 1 minute earlier than Mary did.
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document.write( "•Anne walks at a speed of 6 feet per second
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document.write( "•Mary walks at a speed of 8 feet per second
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document.write( "How many seconds had Anne been walking at the point when the two girls had walked the exact same distance? \n" );
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Algebra.Com's Answer #640647 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! Anne and Mary went for a walk. Anne started walking 1 minute earlier than Mary did. \n" ); document.write( "•Anne walks at a speed of 6 feet per second \n" ); document.write( "•Mary walks at a speed of 8 feet per second \n" ); document.write( "How many seconds had Anne been walking at the point when the two girls had walked the exact same distance? \n" ); document.write( ": \n" ); document.write( "let t = walking time of Anne in seconds \n" ); document.write( "then \n" ); document.write( "(t-1) = walking time of Mary \n" ); document.write( ": \n" ); document.write( "Write a distance equation: dist = speed * time \n" ); document.write( "Mary's dist = Anne's dist \n" ); document.write( "8(t-1) = 6t \n" ); document.write( "8t - 8 = 6t \n" ); document.write( "8t - 6t = 8 \n" ); document.write( "2t = 8 \n" ); document.write( "t = 8/2 \n" ); document.write( "t = 4 seconds Anne's walking time \n" ); document.write( ": \n" ); document.write( ": \n" ); document.write( "Check this by finding actual dist each walked, should be equal \n" ); document.write( "4*6 = 24 ft \n" ); document.write( "3*8 = 24 ft \n" ); document.write( " |