195x-105-191=94
195x=94+191+105
195x=390
x=390:195
х=2
Ответ:2
60(y:40+4)=720
<span>y:40+4=12
</span>y:40=8
у=8*40=320
<u><em>Ответ: 320</em></u>
17Х-Х+5Х-19=170
21Х-19=170
21Х=170+19
Х=189÷21
Х=9
716
1) 1.1 0.718 24.09 0.9813
2) 0.07 3.09 4.0174 5.0013
718
1) 0.7 0.13 0.091 0.109 0.033 0.007
2) 2.1 1.19 89.3 4.911 6.27 51.7