document.write( "Question 366680: solve using addition method\r
\n" ); document.write( "\n" ); document.write( "x - 2y = -1 and -x + 5y = 4
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Algebra.Com's Answer #261337 by mananth(16946)\"\" \"About 
You can put this solution on YOUR website!
x - 2y = -1
\n" ); document.write( "-x + 5y = 4
\n" ); document.write( "add up
\n" ); document.write( "-2y+5y=-1+4
\n" ); document.write( "+3y=3
\n" ); document.write( "/3
\n" ); document.write( "y=1
\n" ); document.write( "..
\n" ); document.write( "plug value of y in first equation
\n" ); document.write( "x-2=-1
\n" ); document.write( "x=+2-1
\n" ); document.write( "x=1
\n" ); document.write( "...
\n" ); document.write( "m.ananth@hotmail.ca
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