Question

решите неравенство и найдите значение X.
-2<1-3x<2

Answer 1

$left { {{-2 textless 1-3x} atop {1-3x textless 2}} right. == textgreater left { {{3x textless 3} atop {3x textgreater -1}} right. == textgreater left { {{x textless 1} atop {x textgreater -frac{1}{3} }} right. \ x in (- frac{1}{3} ;1)$