Question

2700:(х-12)=90решить

Answer 1

2700:(x-12)=90
x-12=2700:90
x-12=30
x=30+12
x=42

Answer 2

2700:(x-12)=90
x=2700:90
30=x-12
x=42

Answer 3

Блин 2-ой.

Answer 4

Пичаль.