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3 votes
4. Solve.

2.7 ≤ b + 5
b ≥ 7.7
b ≥ –2.3
b ≤ 2.3
b ≤ –7.

User Vallo
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2 Answers

1 vote
2.7 ≤ b+ 5
=> 2.7 - 5 ≤ b
=> -2.3
≤ b

The answer is option 2.
User Gschambial
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4 votes
the answer is
2.7 ≤ b + 5 implies 2.7 - 5 ≤ b , –2.3 ≤ b
so the answer is b ≥ –2.3
User Lukasz Szozda
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8.0k points

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