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Question

|x3|5
Which of the following inequalities is equivalent to the absolute value inequality above?

A
2x8
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B
8x8
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C
x2 or x8
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D
x8 or x2
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Solution

The correct option is A 2x8
Rule is when |y|<a
a<y<a

Now when |x3|5, then
7<2x35
Adding 3 and then dividing on both sides, we get
5+3x5+3
2<x<8

Option 1.

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