document.write( "Question 1126455: The sum of the speeds of two trains is 719.1 miles per hour. If the speed of the first train is 6.9 mph faster than that of the second​ train, find the speeds of each.
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Algebra.Com's Answer #742775 by josgarithmetic(39620)\"\" \"About 
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x and y, their values\r
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\n" ); document.write( "Use Elimination Method.
\n" ); document.write( "Add the corresponding members, find x.
\n" ); document.write( "Subtract the corresponding members, find y.
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