sabbatmartine sabbatmartine
  • 05-08-2021
  • Mathematics
contestada

Solve the following inequality using the multiplication principle.


-3 over 7 ≤ -4x

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Аноним Аноним
  • 05-08-2021

[tex]\\ \sf\longmapsto \frac{ - 3}{7} \leqslant - 4x \\ \\ \sf\longmapsto - 3 \leqslant 7( - 4x) \\ \\ \sf\longmapsto - 3 \leqslant - 28x \\ \\ \sf\longmapsto \ 3 \leqslant 28x \\ \\ \sf\longmapsto x \geqslant \frac{3}{28} [/tex]

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