document.write( "Question 1109996: Jack can run 5 miles in the same time that Diane can run 4 miles. If Jack runs 2 mph faster than Diane,
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document.write( "what is the speed of each? \n" );
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Algebra.Com's Answer #724988 by jorel1380(3719)![]() ![]() You can put this solution on YOUR website! Let n be Diane's speed, and n+2 be Jack's speed. Then: \n" ); document.write( "5/n+2=4/n \n" ); document.write( "5n=4n+8 \n" ); document.write( "n=8 \n" ); document.write( "Diane runs 8 mph. Jack runs 10 mph \n" ); document.write( "☺☺☺☺ \n" ); document.write( " |