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wabbit1993 Group Title

HELP PLEASE. What is the value of x? 3√9+x=15

  • one year ago
  • one year ago

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  1. JenniferSmart1 Group Title
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    let's start with \[\sqrt9\] what does that equal?

    • one year ago
  2. JenniferSmart1 Group Title
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    make a guess

    • one year ago
  3. wabbit1993 Group Title
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    3

    • one year ago
  4. JenniferSmart1 Group Title
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    perfect!

    • one year ago
  5. JenniferSmart1 Group Title
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    \[3\cdot3+x=15\]

    • one year ago
  6. JenniferSmart1 Group Title
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    what is 3 times 3?

    • one year ago
  7. wabbit1993 Group Title
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    9

    • one year ago
  8. JenniferSmart1 Group Title
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    ok so we now have \[9+x=15\] how do we get the 9 to the other side of the equal sign?

    • one year ago
  9. JenniferSmart1 Group Title
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    make a guess

    • one year ago
  10. wabbit1993 Group Title
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    i really don't know :/ i have been out of math for 3 years now. :(

    • one year ago
  11. JenniferSmart1 Group Title
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    no problem

    • one year ago
  12. JenniferSmart1 Group Title
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    we would subtract 9 from both sides to get x by itself so \[\cancel{9-9}+x=15-9\]

    • one year ago
  13. JenniferSmart1 Group Title
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    Yes! Good job!

    • one year ago
  14. wabbit1993 Group Title
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    THANK YOUUUU!!!!

    • one year ago
  15. JenniferSmart1 Group Title
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    x=6

    • one year ago
  16. JenniferSmart1 Group Title
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    medal please? =D

    • one year ago
  17. wabbit1993 Group Title
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    did i do the medal right?? I've never used this site before lol

    • one year ago
  18. JenniferSmart1 Group Title
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    I got it. Thank you!

    • one year ago
  19. wabbit1993 Group Title
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    you're welcome. thank you so much as well!!

    • one year ago
  20. JenniferSmart1 Group Title
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    Glad to help!

    • one year ago
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