Решите систему неравенств1-0,5х<4-х9-2.8х>6-1.3х

Question

Решите систему неравенств

1-0,5х<4-х<br>9-2.8х>6-1.3х

Answer 1

6-1.3x}} \right. " alt=" \left \{ {{1-0.5x<4-x} \atop {9-2.8x>6-1.3x}} \right. " align="absmiddle" class="latex-formula">

-3}} \right. " alt=" \left \{ {{0.5x<5} \atop {-1.5x>-3}} \right. " align="absmiddle" class="latex-formula">





Ответ: (-∞;2)