Question

-2/11(3,3x-1,5y)- 1 1/6(1,8 x-6/11y) решите плиз прошу

Answer 1

$-frac{2}{11} ( frac{33}{10}x- frac{15}{10}y)- frac{7}{6}( frac{18}{10}x- frac{6}{11}y) = - frac{3}{5}x + frac{3}{11}y - frac{21}{10}x + frac{7}{11}y =$
$= -frac{27x}{10} + frac{11y}{10}= frac{-27x+11y}{10}$