Question

решите систему неравенств​

Answer 1

$\left \{ {{\frac{2x+1}{5}\leq \frac{x+0,6}{2}} \atop {1-1,5x<3,5-x}} \right. \left \{ {{2\cdot(2x+1)\leq 5\cdot (x+0,6)} \atop {-1,5x+x<3,5-1}} \right. \left \{ {{4x+2\leq 5x+3} \atop {-0,5x<2,5}} \right. \left \{ {{4x-5x\leq 3-2} \atop {0,5x>-2,5}} \right. \left \{ {{-x\leq 1} \atop {x>-\frac{2,5}{0,5}}} \right. \left \{ {{x\geq -1} \atop {x>-5}} \right. \\ \\ x\geq -1; \ \ \ x \in [-1;+\infty)$