document.write( "Question 543516: Hi, I need help solving a system of equations by using Matrices, and using the Gaussian Elimination. We have to do the matrix by hand and show all row operations. Here are the equations:
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document.write( "5x+4y-2z=(-8)
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document.write( "2x+6y-z=9
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document.write( "4x-4y+z=(-15) \n" );
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Algebra.Com's Answer #354840 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! x = -2, y = 3, z = 5 \n" ); document.write( " |