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22 November, 20:53

Marcus and Jeremy both evaluated the expression - 52 + 3. Marcus said the answer was - 22. Jeremy said the answer was 28. Who is correct? Explain the error in the other student's work.

I know who is correct, i just need to know how Jeremy messed up.

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Answers (2)
  1. 22 November, 20:59
    0
    The answer is 28 for sure
  2. 22 November, 21:07
    0
    Marcus is correct. Jeremy squared - 5 instead of 5. The negative is not within parentheses, so it is not squared.
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