Question

18,5-(3,5-x)=12
1,5*(41-x)=0
-8*(2,6-x=0
Пишите Пжжж !!

Answer 1

18,5-(3,5-x)=12
18,5-3,5+x=12
15+x=12
x=12-15
x=-3

1,5*(41-x)=0
41-x=0
x=41

-8*(2,6-x)=0
2,6-x=0
x=2,6

Answer 2

1)3,5-x=18,5-12
3,5-x=6,5
x=3,5-6,5
x=-3

2)41-x=0:1,5
41-x=0
x=41-0
x=41

3)2,6-x=0:(-8)
2,6-x=0
x=2,6-0
x=2,6