Решите уравнения 10-2,4x=3,16 (y+26,1)·2,3=70,84 (10,49-s): 4,02=0,805 )

(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

10-2,4х=3,16
2,4х=6,84
x=2,85
(y+26,1)*2,3=70,84
y+26,21=30,8
y=4,59
(10,49-s):4,02=0,805
10,49-s=3,2361
s=7,2539