Intersection points of the planes

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abs123456
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Homework Statement



Find all the intersection points of the planes:
2x-y-z=3
x+2y+3z= 7



Homework Equations



Whats the best n most simplest way to go about this question. Thanks

The Attempt at a Solution

 

Discussion

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hi abs123456! :smile:
abs123456 said:
Whats the best n most simplest way to go about this question.

well, it's a line, so find the direction of the line first :wink:
 

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