Verified Answer :

blondlie

2.7 ≤ b+ 5
=> 2.7 - 5 ≤ b
=> -2.3 ≤ b

The answer is option 2.

Nirina7

the answer is
2.7 ≤ b + 5  implies 2.7 - 5 ≤ b  , –2.3  ≤ b  
so the answer is b ≥ –2.3

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