Question

(10,49-s):4,02=0,805

Answer 1

(10,49-s):4,02=0,805

(10,49-s)=0,805*4,02

(10,49-s)=3,2361

s=10.49-3.2361

s=7,2539

 

Проверка

(10,49-7,2539):4,02=3,2361:4,02=0,805

0,805=0,805