SOLUTION: solve -5<2d-1<3

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Question 698068: solve -5<2d-1<3
Answer by jim_thompson5910(35256) About Me  (Show Source):
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-5 < 2d-1 < 3

-5+1 < 2d-1+1 < 3+1

-4 < 2d < 4

-4/2 < 2d/2 < 4/2

-2 < d < 2

Answer: -2 < d < 2