11) Which expression is equivalent to (2 + 3) + 5? A) 2+(3+5) B) 2(3+5) C) 2 + 15 D) 6

Question

11)
Which expression is equivalent to (2 + 3) + 5?
A)
2+(3+5)
B)
2(3+5)
C)
2 + 15
D)
6 + 5

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Khánh Gia 3 years 2021-08-12T13:47:59+00:00 1 Answers 2 views 0

Answers ( )

  1. thaiduong
    0
    2021-08-12T13:49:09+00:00
    Reply

    Answer:

    A

    Step-by-step explanation:

    2 + 3 = 5, then + 5 = 10

    You do whatever is in the parentheses first, so 3 + 5 = 8, and then add 2 to get 10. This is the same as the answer we got in the original question, so A is the correct answer.

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )