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Flip the sign or not

Exercise and reference answers

Upper category
KEEP
Lower category
FLIP
Items
  1. Category
    KEEP
    Item
    Add 5
  2. Category
    FLIP
    Item
    Times -2
  3. Category
    KEEP
    Item
    Minus 3
  4. Category
    FLIP
    Item
    Divide -4
  5. Category
    KEEP
    Item
    Times 3
  6. Category
    FLIP
    Item
    Times -1
Instructions
Flip the points: does this operation reverse the inequality?

Explanation

_Source: syllabus Mathematics, 'Linear Inequalities' (kemh105)_
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