document.write( "Question 880240: solve the system y=2x-1
\n" ); document.write( " 3x-y=-1
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Algebra.Com's Answer #531284 by prabhjeet(2)\"\" \"About 
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-Solution
\n" ); document.write( "given equations are;
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\n" ); document.write( " y=2x-1----------(i)
\n" ); document.write( " 3x-y=-1----------(ii)\r
\n" ); document.write( "\n" ); document.write( "here eq.(i);y=2x-1
\n" ); document.write( "or,2x-y=1---------(iii)\r
\n" ); document.write( "\n" ); document.write( "Now,substracting eq iii from eq ii
\n" ); document.write( " 3x-y=-1
\n" ); document.write( " 2x-y= 1
\n" ); document.write( " (-)(+)(-)
\n" ); document.write( "_____________
\n" ); document.write( " x =-2
\n" ); document.write( "lastly putting x=-2 in eq. i we get; y=2x-1
\n" ); document.write( " or, y=2*-2-1
\n" ); document.write( " or, y=-4-1
\n" ); document.write( " or y=-5\r
\n" ); document.write( "\n" ); document.write( "therefore,x=-2 and y=-5 #
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