document.write( "Question 167544: elimination method:
\n" ); document.write( "9x-9y=36
\n" ); document.write( "7y-3x=-14
\n" ); document.write( "

Algebra.Com's Answer #123437 by sowmya(32)\"\" \"About 
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elimination method:
\n" ); document.write( "9x-9y=36
\n" ); document.write( "7y-3x=-14\r
\n" ); document.write( "\n" ); document.write( "eq 1:
\n" ); document.write( "x-y = 4
\n" ); document.write( "x = y+4\r
\n" ); document.write( "\n" ); document.write( "eq 2:
\n" ); document.write( "3x = 7y+14
\n" ); document.write( "x = (7y+14)/3\r
\n" ); document.write( "\n" ); document.write( "1 and 2
\n" ); document.write( "=> y+4 = (7y+14)/3
\n" ); document.write( "=> 3y+12 = 7y+14
\n" ); document.write( "=>4y = -2
\n" ); document.write( " => y = -1/2\r
\n" ); document.write( "\n" ); document.write( "x = 7/2
\n" ); document.write( "
\n" ); document.write( "
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