document.write( "Question 366680: solve using addition method\r
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document.write( "x - 2y = -1 and -x + 5y = 4 \n" );
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Algebra.Com's Answer #261337 by mananth(16946)![]() ![]() 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 \n" ); document.write( " |