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anonymous

  • 5 years ago

X= 8x+28 -------- 2(x+14) What of the following is a soultion for X? A.) x=7 B.)x=-2 C.)x=-14 D.)x=2

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  1. anonymous
    • 5 years ago
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    yuki, u there?

  2. Yuki
    • 5 years ago
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    yep

  3. anonymous
    • 5 years ago
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    can u help me on mine with the other parts?

  4. Yuki
    • 5 years ago
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    katie, if you noticed that the right side can be simplified, the answer is easy

  5. anonymous
    • 5 years ago
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    ??

  6. Yuki
    • 5 years ago
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    azntiger: which problem?

  7. anonymous
    • 5 years ago
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    both

  8. anonymous
    • 5 years ago
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    see them?

  9. anonymous
    • 5 years ago
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    wait can you help me first :)

  10. Yuki
    • 5 years ago
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    of course, az, I will help you out in a couple of minutes

  11. Yuki
    • 5 years ago
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    katie, which part are you having trouble ?

  12. anonymous
    • 5 years ago
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    no answer, none of the choices work

  13. anonymous
    • 5 years ago
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    okay thank

  14. anonymous
    • 5 years ago
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    are you sure

  15. anonymous
    • 5 years ago
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    100%

  16. anonymous
    • 5 years ago
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    what answer would you chocie

  17. Yuki
    • 5 years ago
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    katie, the answer is either -2 or 7 and let me explain

  18. anonymous
    • 5 years ago
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    yuki, can u help me after?

  19. Yuki
    • 5 years ago
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    \[x = (8x+28)/2(x+14)\]

  20. Yuki
    • 5 years ago
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    as: sure

  21. Yuki
    • 5 years ago
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    so using cross multiplication... \[x*2(x+14) = 8x+28\]

  22. Yuki
    • 5 years ago
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    once you simplify this you will get the form... \[x^2-5x-14 =0\]

  23. Yuki
    • 5 years ago
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    do you think you can solve it from there katie?

  24. Yuki
    • 5 years ago
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    let me know if you still need help

  25. Yuki
    • 5 years ago
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    AZ, I'm answering your question

  26. radar
    • 5 years ago
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    When simplified, I come up with \[x^2+10x-14=0\]

  27. radar
    • 5 years ago
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    Providing answers of 1.25, and -11.25 Doesn't match any provided.

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