Question

дробное уравнение, 1/х+смешан. 1 2/3х=2/5

Answer 1

$frac{1}{x} +1 frac{2}{3x} = frac{2}{5}$
$frac{3}{3x} +1 frac{2}{3x} = frac{2}{5}$
$frac{3+2}{3x}= frac{2}{5}$
6x=25
x=$frac{25}{6} =4 frac{1}{6}$