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JessicaChen

  • 3 years ago

What are the solutions of the system? y= x^2 - 2x -2 y = 4x + 5

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  1. xxloserlikemexx
    • 3 years ago
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    So, you would like to find x and y?

  2. JessicaChen
    • 3 years ago
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    yes... multiple choice a. (-1,1) and (-7,-23) b. (-1,1) and (7,33) c. (-1,33) and (7,1) d. no solution

  3. xxloserlikemexx
    • 3 years ago
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    I have to go. @matt101 Could you help with this?

  4. moongazer
    • 3 years ago
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    (x-7) (x+1)

  5. JessicaChen
    • 3 years ago
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    thanks for your time moongazer!

  6. moongazer
    • 3 years ago
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    do you know whats next?

  7. moongazer
    • 3 years ago
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    it is not yet the answer

  8. moongazer
    • 3 years ago
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    you need to substitute the two values of x to the variable x in that equation to get the y

  9. JessicaChen
    • 3 years ago
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    it's no solution because in the multiple choices there is not a "((x-7) (x+1)

  10. JessicaChen
    • 3 years ago
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    a. (-1,1) and (-7,-23) b. (-1,1) and (7,33) c. (-1,33) and (7,1) d. no solution

  11. moongazer
    • 3 years ago
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    The answer is actually c

  12. moongazer
    • 3 years ago
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    i'll explain it later brb :)

  13. JessicaChen
    • 3 years ago
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    okay thanks :)

  14. moongazer
    • 3 years ago
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    x= -1 x=7

  15. matt101
    • 3 years ago
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    Saw I was mentioned a few comments back...still need help with the question?

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