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29 June, 14:57

Which expression is equivalent to 13 - (-21) 13 - (-21) 13, minus, left parenthesis, minus, 21, right parenthesis?

Choose 1 answer:

Choose 1 answer:

(Choice A)

A

-21-13-21-13minus, 21, minus, 13

(Choice B)

B

-21+13-21+13minus, 21, plus, 13

(Choice C)

C

-13+21-13+21minus, 13, plus, 21

(Choice D)

D

13+2113+21

+3
Answers (1)
  1. 29 June, 16:48
    0
    559

    Step-by-step explanation:

    13 - (-21) (13) - (-21) (13)

    13 - (-273) - (-273)

    13+273+273

    286+273

    559
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