document.write( "Question 833680: The sum of the speeds of two trains is 725.6 mph. If the speed of the first train is 8.4 mph faster than the second train find the speeds eash. \n" ); document.write( "
Algebra.Com's Answer #502683 by josgarithmetic(39799)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "x and y the speeds.
\n" ); document.write( "\"x%2By=725.6\" and \"x=y%2B8.4\" exactly according to the description.\r
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\n" ); document.write( "\n" ); document.write( "\"%28y%2B8.4%29%2By=725.6\"
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