How do I solve this?

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asked Sep 15, 2018 91.9k views

1 Answer

Anshuman Singh · Answer 1 · 2018-09-21T18:26:37+0000

First, you isolate the absolute value.

4 + 8|2b| = 84

8|2b| = 80

|2b| = 10

Now to solve the absolute value part, set what is inside the absolute value equal to 10 and set it equal to -10 and solve both equations.

2b = 10 or 2b = -10

b = 5 or b = -5

How do I solve this?

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