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12 December, 21:15

How many solutions does the equation have?

-9 = |d+4|

+4
Answers (1)
  1. 12 December, 21:44
    0
    2 solutions

    Step-by-step explanation:

    Set up a system of equations. The absolute value produces two equations because one answer will be negative and the other positive.

    d + 4 = - 9

    d + 4 = 9

    So ...

    d = - 13

    d = 5
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