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anonymous

  • 4 years ago

Solve the system of equations. 5x - y = 3 and -10x + 2y = -6 A. (0, -3) B. (-3, 0) C. (3, 12) D. no solution E. infinitely many solutions

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  1. Akshay_Budhkar
    • 4 years ago
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    A. you can just plug in and check it

  2. anonymous
    • 4 years ago
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    yea I did but I got a line tht looked liked this:|dw:1328153621052:dw| So i didn't know if it was A or E.

  3. Akshay_Budhkar
    • 4 years ago
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    your diabram looks incorrect to me, how come u got 3 lines there?

  4. Akshay_Budhkar
    • 4 years ago
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    *diagram

  5. anonymous
    • 4 years ago
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    It's suppose to be a grid with a line

  6. Akshay_Budhkar
    • 4 years ago
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    OMG mistake!

  7. anonymous
    • 4 years ago
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    lol

  8. Akshay_Budhkar
    • 4 years ago
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    the two lines are coincident!

  9. Akshay_Budhkar
    • 4 years ago
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    they are the same lines!

  10. Akshay_Budhkar
    • 4 years ago
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    so ur answer is E

  11. anonymous
    • 4 years ago
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    Oh okay..thnk u.

  12. anonymous
    • 4 years ago
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    OOPs! the problem is \( 5x - y = 3 ; -10x + 2y = -6 \) but \( -10x + 2y = -6 \implies 5x - y = 3 \) so they represent the same straight line hence infinite solution.

  13. Akshay_Budhkar
    • 4 years ago
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    so even great ppl like you make mistakes :P :P

  14. anonymous
    • 4 years ago
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    This is how the graph looks: http://www.wolframalpha.com/input/?i=5x+-+y+%3D+3%3B+-10x+%2B+2y+%3D+-6

  15. anonymous
    • 4 years ago
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    Lol, any people without proper sleep makes mistake :P

  16. Akshay_Budhkar
    • 4 years ago
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    so i am in your category *high five*

  17. anonymous
    • 4 years ago
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    Haha :)

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