document.write( "Question 333427: Solve by the substitution method:\r
\n" ); document.write( "\n" ); document.write( "4x+7y=5
\n" ); document.write( " x=17-7y
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Algebra.Com's Answer #238938 by nyc_function(2741)\"\" \"About 
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Answers: x = -4 and y = 3. \n" ); document.write( "
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