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Solve the compound inequality & graph solution set: -3x-2>5 and 5x-1≤-21. My question: Why isn't the ≤ switched when dividing 5x by -21?

Solve the compound inequality & graph solution set: -3x-2>5 and 5x-1≤-21. My question: Why isn't the ≤ switched when dividing 5x by -21?
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Solve the compound inequality & graph solution set: -3x-2>5 and 5x-1≤-21.

My question: Why isn't the ≤ switched when dividing 5x by -21?

User Nickal
by
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1 Answer

4 votes
the sign is only switched when dividing by  a negative 
User Ritaban
by
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