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$0.25 Solve the system of equations

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cramtest
 
 
Q:

Solve the system of equations using the elimination method:

1) x + 2y + z = 0

2) 3x + 2y - z = 4

3) -x + 2y + 3z = - 4

 

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In elimination method we first remove one variable
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  • Posted on Jun 12, 2012 at 1:04:23PM
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cramtest2
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A:
Preview: ... y + z = 0 --------- (1) 3x + 2y - z = 4 ---------(2) -x + 2y + 3z = - 4 ------ (3) (1) + (2) gives 4x +4y = 4 ...
The full tutorial is about 145 words long .
 
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Solved equations
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  • Posted on Jun 12, 2012 at 1:06:32PM
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Aceyourwork504
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Preview: ... using the elimination method: 1) x + 2y + z = 0 2) 3x + 2y - z = 4 Solve th ...
The full tutorial is about 106 words long .
 
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Done!
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  • Posted on Jun 12, 2012 at 1:19:45PM
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cramtest2
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Preview: ... ution ...
The full tutorial is about 4 words long .