document.write( "Question 344759: solve th esystem of equations using the elimination method.(can you show all steps)\r
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document.write( "5x+y-z=6
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document.write( "x+y+z=2
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document.write( "3x+y=4 \n" );
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Algebra.Com's Answer #246771 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! solve the system of equations using the elimination method.\r \n" ); document.write( "\n" ); document.write( "5x + y - z = 6 \n" ); document.write( " x + y + z = 2 \n" ); document.write( "3x + y = 4 \n" ); document.write( ": \n" ); document.write( "Add the 1st two equations to eliminates z \n" ); document.write( "5x + y - z = 6 \n" ); document.write( " x + y + z = 2 \n" ); document.write( "---------------- \n" ); document.write( "6x + 2y + 0 = 8 \n" ); document.write( "Simplify, divide by 2 \n" ); document.write( "3x + y = 4; which is the same as the 3rd equation, \n" ); document.write( ": \n" ); document.write( "Which means there is no solution to this system. \n" ); document.write( " |