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Rayyee

  • 3 years ago

Would there be no solutions? -x+2z=-9 -x-3y-4z=2 -3x-2y+2z=17

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  1. hba
    • 3 years ago
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    @Rayyee Did you try to solve it ?

  2. hba
    • 3 years ago
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    How can you say that there will be no solutions ?

  3. Rayyee
    • 3 years ago
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    Because when I plugged it in the Calculator ( you know the Matrix method) it said like error meaning there is no solution?

  4. hba
    • 3 years ago
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    Well there will be solutions,What about trying the substitution method ?

  5. hba
    • 3 years ago
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    @Rayyee Or Is your question related to Matrices ?

  6. Rayyee
    • 3 years ago
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    OKay no I tryed doing that so I got -21-42z=77 and 21y+42z=33 it would cancel each other out...

  7. hba
    • 3 years ago
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    yeah adding them up will get you y :)

  8. Rayyee
    • 3 years ago
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    oops I ment -21y-42z=77 and 21y+42z=33

  9. Rayyee
    • 3 years ago
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    the y val and z value cancels O:

  10. hba
    • 3 years ago
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    Well then there is no solution.

  11. hba
    • 3 years ago
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    @Rayyee I think you are done ?

  12. Rayyee
    • 3 years ago
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    ut may you double check X) Because maybe I made a mistake but to me I keep re checking and it seem slike I am still right

  13. hba
    • 3 years ago
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    @Rayyee You are Right then i guess.

  14. jim_thompson5910
    • 3 years ago
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    I just answered this question (about 25 minutes ago) and the numbers and equations are the exact same. See this link http://openstudy.com/users/jim_thompson5910#/updates/50ae767ee4b09749ccabe850

  15. hba
    • 3 years ago
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    Good to hear you answered this question :D

  16. Rayyee
    • 3 years ago
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    OH COOL thanks!

  17. hba
    • 3 years ago
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    As i Said @Rayyee You Are correct.

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