SOLUTION: |8d-4d|+5=13

Question 1092267: |8d-4d|+5=13
Answer by ikleyn(52810) (Show Source): You can put this solution on YOUR website!
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|8d-4d|+5=13
~~~~~~~~~~~~~~~

|8d-4d| + 5 = 13  ====>  |4d| = 13-5 = 8  ====>  4*|d| = 8  ====>  |d| =  = 2  ====>


=======>  d = 2  or/and  d = -2.


Answer.  There are two solutions: d = 2  and  d = -2.

Solved.

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