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KISS · Nov 11, 2009, 08:26 PM

Take a look here: System of linear equations - Wikipedia, the free encyclopedia

The easiest way to solve is to use Cramer's rule, but your not there yet.

KISS · Nov 11, 2009, 08:20 PM

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KISS · Nov 11, 2009, 07:14 PM

New eqn:
-14x+6y-8z=28
6x-10y+8z=-24

KISS · Nov 11, 2009, 06:50 PM

Na, something is wrongs with your logic:

7x-3y+4z=-14
6x-10y+8z=-24

Multiply the 1st equation by -2

14x+6y-8z=28
6x-10y+8z=-24

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Question: Algerba II

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Question: Algerba II

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Question: Algerba II

New eqn: -14x+6y-8z=28 6x-10y+8z=-24

Question: Algerba II

Na, something is wrongs with your logic: ...