4 ESO Academics - Unit 05 - Exercises 4.5.3 - Systems of Inequations

1. UNIT 05 January 1. Solve these systems: 𝒂𝒂) � 𝟓𝟓𝒙𝒙 − 𝟐𝟐(𝟖𝟖 − 𝒙𝒙) ≤ −𝟐𝟐 𝟒𝟒(𝒙𝒙 + 𝟔𝟔) − 𝟖𝟖 > 𝟎𝟎 𝒃𝒃) � 𝟒𝟒𝟒𝟒 + 𝟑𝟑(𝒙𝒙 − 𝟐𝟐) > 𝒙𝒙 𝟑𝟑𝒙𝒙 − 𝟒𝟒(𝟓𝟓 − 𝒙𝒙) ≤ 𝟏𝟏 Axel Cotón Gutiérrez Mathematics 4º ESO Exercises – 4.5.3.1

2. UNIT 05 January 𝒄𝒄) � 𝟓𝟓(𝟔𝟔 − 𝒙𝒙) + 𝟐𝟐(𝒙𝒙 + 𝟑𝟑) ≥ 𝟎𝟎 −𝟒𝟒(𝟑𝟑 − 𝟐𝟐𝟐𝟐) ≥ 𝟐𝟐(𝟑𝟑 − 𝒙𝒙) 𝒅𝒅) � 𝟑𝟑(𝒙𝒙 + 𝟐𝟐) 𝟒𝟒 − 𝒙𝒙 𝟓𝟓 > 𝟑𝟑 𝟓𝟓𝒙𝒙 𝟔𝟔 − 𝒙𝒙 − 𝟐𝟐 𝟒𝟒 ≥ 𝟐𝟐 Axel Cotón Gutiérrez Mathematics 4º ESO Exercises – 4.5.3.2

3. UNIT 05 January 𝒆𝒆) � 𝟓𝟓𝒙𝒙 − 𝟐𝟐 ≤ 𝟎𝟎 𝟑𝟑𝟑𝟑 + 𝟒𝟒 > 𝟎𝟎 𝒙𝒙 + 𝟗𝟗 𝟐𝟐 ≥ 𝟑𝟑 𝒇𝒇) � 𝟐𝟐𝒙𝒙 + 𝒚𝒚 ≥ −𝟏𝟏 𝟒𝟒𝒙𝒙 − 𝒚𝒚 ≥ −𝟑𝟑 Axel Cotón Gutiérrez Mathematics 4º ESO Exercises – 4.5.3.3

4. UNIT 05 January 𝒈𝒈) � 𝟐𝟐𝒙𝒙 + 𝒚𝒚 ≤ −𝟏𝟏 𝟒𝟒𝒙𝒙 − 𝒚𝒚 ≥ −𝟑𝟑 𝒉𝒉) � 𝒚𝒚 ≤ 𝟒𝟒 − 𝒙𝒙 𝟐𝟐 𝒚𝒚 > −𝟑𝟑 𝒚𝒚 + 𝟑𝟑(𝒙𝒙 − 𝟏𝟏) ≥ 𝟎𝟎 Axel Cotón Gutiérrez Mathematics 4º ESO Exercises – 4.5.3.4

5. UNIT 05 January 𝒊𝒊) � 𝒚𝒚 < 𝟓𝟓 𝒙𝒙 ≥ −𝟐𝟐 𝒚𝒚 − 𝒙𝒙 ≥ −𝟏𝟏 Axel Cotón Gutiérrez Mathematics 4º ESO Exercises – 4.5.3.5

4 ESO Academics - Unit 05 - Exercises 4.5.3 - Systems of Inequations

4 ESO Academics - Unit 05 - Exercises 4.5.3 - Systems of Inequations

4 ESO Academics - Unit 05 - Exercises 4.5.3 - Systems of Inequations

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4 ESO Academics - Unit 05 - Exercises 4.5.3 - Systems of Inequations