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If – 4x > 8y, then - Mathematics

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Question

If – 4x > 8y, then

Options

  • x > 2y

  • x > –2y

  • x < –2y

  • x < 2y

MCQ
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Solution

x < –2y

Explanation:

Divide both sides of –4x > 8y by –4. Because you divide by a negative number the inequality sign reverses, giving `x < (8y)/(-4) = -2y`.

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Chapter 23: Competency focused practice questions - COMPETENCY FOCUSED PRACTICE QUESTIONS [Page 521]

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Nootan Mathematics [English] Class 10 ICSE
Chapter 23 Competency focused practice questions
COMPETENCY FOCUSED PRACTICE QUESTIONS | Q 8. | Page 521
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