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20 July, 05:11

Which equation has a solution of - 2?

A. 5 (n + 1) = 2

B. 5 = 3n - 1

C. 4n + 3 = 11

D. 4 (1 + n) = - 4

+4
Answers (2)
  1. 20 July, 05:53
    0
    Subsitute - 2 for n and see if we get a true statment

    A.

    5 (-2+1) = 2

    5 (-1) = 2

    -5=2

    false

    B.

    5=3 (-2) - 1

    5=-6-1

    5=-7

    false

    C.

    4 (-2) + 3=11

    -8+3=11

    -5=11

    false

    D.

    4 (1-2) = - 4

    4 (-1) = - 4

    -4=-4

    true

    answer is D
  2. 20 July, 07:40
    0
    Yep The answer is D.
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