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Mathematics 21 Online
OpenStudy (anonymous):

x+3y-z=10 2y-z=0 3z=18 find solution

OpenStudy (anonymous):

Didn't get your question?

OpenStudy (anonymous):

As far as I understood, z=6, y=3, x=7

OpenStudy (anonymous):

How? :o

OpenStudy (anonymous):

3z = 16 z =6 substitute z=6 in 2y-z=0, you get y = 3. Then substitute the values of x and y in x+3y-z=10 you get x =7

OpenStudy (anonymous):

3z=16 z= 6 :o which table are you using :o

OpenStudy (anonymous):

Yeahh BTW you are right :) I agreee :D

OpenStudy (anonymous):

sorry, it was 18. I am feeling sleepy here,night 12.30. So,there was a mistake.

OpenStudy (anonymous):

Hahaha okay no problem :)

OpenStudy (dan815):

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