document.write( "Question 267018: Solve By The Addition Method ?\r
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document.write( "2x+y-3z=7
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document.write( "x-2y+3z=1
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document.write( "3x-4y-3z=13
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Algebra.Com's Answer #196049 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! x = 17/7, y = -5/7, z = -20/21 \n" ); document.write( " |