document.write( "Question 41903: x-6y=11
\n" ); document.write( "3y-3x=12
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Algebra.Com's Answer #27015 by psbhowmick(878)\"\" \"About 
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x - 6y = 11___________(1)\r
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\n" ); document.write( "\n" ); document.write( "3y - 3x = 12
\n" ); document.write( "or y - x = 12/3
\n" ); document.write( "or y - x = 4___________(2)\r
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\n" ); document.write( "\n" ); document.write( "Adding (1) and (2) we can eliminate 'x'.
\n" ); document.write( "Thus we have,
\n" ); document.write( "y - 6y = 4 + 11
\n" ); document.write( "or -5y = 15
\n" ); document.write( "or y = -15/5 = -3
\n" ); document.write( "Substituting y = -3 in (2) we have
\n" ); document.write( "-3 - x = 4
\n" ); document.write( "or x = -3 -4 = -7\r
\n" ); document.write( "\n" ); document.write( "Answer: x = -7, y = -3
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