Question

Найдите значение выражения (3,17+0,77 : 1,4) * 3,5 - 3,5 - 4,216

Answer 1

(3,17+0,7:1,4)*3,5-3,5-4,216=5,129
1)0,7:1,4=7:14=0,5
2)3,17+0,5=3,67
3)3,67*3,5=12,845
4)12,845-3,5=9,345
5)9,345-4,216=5,129

Answer 2

1,8х+0,46=1

Answer 3

1,8х=1-0,46

Answer 4

1,8х=0,54

Answer 5

х=0,54:1,8

Answer 6

х=0,3

Answer 7

(3.17 + 0.77 : 1.4) • 3.5 - 3.5 - 4.216
(3.17 + 0.55) • 3.5 - 3.5 - 4.216
3.72 • 3.5 - 3.5 - 4.216
13.02 - 3.5 - 4.216
9.52 - 4.216
5.304

Ответ: 5.304.