Question

Решите неравенство:
-3<5х-2<4.

Answer 1

-3+2<5х<4+2
-1<5х<6/5
-0,2<х<1,2

Answer 2

$-3 textless 5x-2 textless 4 \ \ -3+2 textless 5x textless 4+2 \ -1 textless 5x textless 6 \ |:5 \ - frac{1}{5} textless x textless frac{6}{5} \ xin ( -frac{1}{5};1 frac{1}{5})$