Решите систему неравенств

1-0,5х<4-х
9-2.8х>6-1.3х

[tex] \left \{ {{1-0.5x<4-x} \atop {9-2.8x>6-1.3x}} \right. [/tex]

[tex] \left \{ {{0.5x<5} \atop {-1.5x>-3}} \right. [/tex]

[tex] \left \{ {{0.5x<5} \atop {1.5x<3}} \right. [/tex]

[tex] \left \{ {{x<10} \atop {x<2}} \right. [/tex]

Ответ: (-∞;2)