Question

РАСКРОЙТЕ СКОБКИ И РЕШИТЕ
3(1/9х+1/5)=

(3.1/6-2/9х)*18=

Answer 1

3(1/9 + 1/5) = $frac{3}{9x}$ + $frac{1}{5}$ = $frac{1}{3x}$ + $frac{1}{5}$ 
(3 1/6 - 2/9x) * 18 = ($frac{19}{6}$ - $frac{2}{9x}$)*18 = 57 - 4x