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27 June, 05:26

10. Simplify this expression: 13 + (-12) - (-5) = ?

A.-30

B. - 6

C. 6

D. 30

+4
Answers (2)
  1. 27 June, 06:23
    0
    C

    Step-by-step explanation:

    Noting that

    + (-) is equivalent to subtraction

    - (-) is equivalent to addition

    Given

    13 + ( - 12) - ( - 5)

    = 13 - 12 + 5

    = 1 + 5

    = 6 → C
  2. 27 June, 08:35
    0
    C) 6

    Step-by-step explanation:

    13 + (-12) - (-5) = 13 + (-12) + 5

    = 1 + 5

    = 6

    13 & (-12) have different sign, so subtract and put the sign of the greater number's sign.
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Home » Mathematics » 10. Simplify this expression: 13 + (-12) - (-5) = ? A.-30 B. - 6 C. 6 D. 30
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