Question

Помогите срочно!!
(3,2-n)-(-n+1$frac{4}{5}$)

Answer 1

(3,2-n)-(-n+1$frac{4}{5}$)=3,2-n+n-1$frac{4}{5}$=3,2-1$frac{4}{5}$=3$frac{2}{10}$-1$frac{4}{5}$=3$frac{1}{5}$-1$frac{4}{5}$=2$frac{6}{5}$-1$frac{4}{5}$=1$frac{2}{5}$=1,4