Question

Решите неравенство
фигурная скобка 2х<5 -3х<1,2

Answer 1

{2x<5          {x<2.5
{-3x<1.2      {x>-0.4
\\\\\\\\\\\\\\\\\\\
----------------- -0.4--------  2.5--------
                        \\\\\\\\\\\\\\\
-0.4<x<2.5