document.write( "Question 395633: solve by the method of your choice.\r
\n" ); document.write( "\n" ); document.write( "-x + y =1
\n" ); document.write( "2x - 3y = -7
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Algebra.Com's Answer #280753 by mananth(16946)\"\" \"About 
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-x + y =1............................1
\n" ); document.write( "2x - 3y = -7..........................2
\n" ); document.write( "...
\n" ); document.write( "multiply (1) by 2
\n" ); document.write( "-2x+2y=2
\n" ); document.write( "2x-3y=-7
\n" ); document.write( "add
\n" ); document.write( "-y=-5
\n" ); document.write( "y=5
\n" ); document.write( "...
\n" ); document.write( "-x+y =1
\n" ); document.write( "y =5
\n" ); document.write( "so x=4
\n" ); document.write( "...
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