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anonymous

  • one year ago

Evaluate the expression 3(7 + 4)^2 − 14 ÷ 7. Can someone help plss

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  1. anonymous
    • one year ago
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    Hi, again! LOL

  2. anonymous
    • one year ago
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    Ok, remember Order of Operations. Using PEMDAS what do you do first?

  3. anonymous
    • one year ago
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    i add 7+4 which equals to 11

  4. anonymous
    • one year ago
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    good! Now the problem is 3x11x2-14/7. With that what do you do next?

  5. anonymous
    • one year ago
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    multiply the numbers

  6. anonymous
    • one year ago
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    When you do that what does the problem turn out to be? <--- Does that make sense?

  7. anonymous
    • one year ago
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    i got -4 .. its not correct though

  8. anonymous
    • one year ago
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    No that is not correct, and is there multiple choice?

  9. anonymous
    • one year ago
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    50 361 363 586

  10. anonymous
    • one year ago
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    ok.

  11. anonymous
    • one year ago
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    3x11^2-14/7 PEMDAS Parentheses Exponents Multiplication <- same as below Division <------same as above Addition Subtraction

  12. anonymous
    • one year ago
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    3x11 is 33

  13. anonymous
    • one year ago
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    correct, but what comes first multiplication or exponents?

  14. anonymous
    • one year ago
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    the exponents

  15. anonymous
    • one year ago
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    correct, so then y r u doing multiplication before exponents?

  16. anonymous
    • one year ago
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    okay so i would do 11^2 which is 121 ?

  17. anonymous
    • one year ago
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    There you go! What is the next step to 3x121-14/7?

  18. anonymous
    • one year ago
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    3x121= 363

  19. anonymous
    • one year ago
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    good! Now what is the next step 363-14/7?

  20. anonymous
    • one year ago
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    divide 363 by 7 right?

  21. anonymous
    • one year ago
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    look at the problem again...

  22. anonymous
    • one year ago
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    wait 363-14 then i divide

  23. anonymous
    • one year ago
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    nope u divide first. what is 14/7?

  24. anonymous
    • one year ago
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    i got the answer its 361 right?

  25. anonymous
    • one year ago
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    Ok, I know you know what to do, so I will just give you the answer... its 361

  26. anonymous
    • one year ago
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    lol, yes its 361

  27. anonymous
    • one year ago
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    can you help me out with 2 more? lol

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