Question

(у:4-35)*120=3000 спасибо

Answer 1

(y:4-35)=3000:120
(y:4-35)=25
y:4=25+35
y:4=60
y=60*4
y=240

Answer 2

У:4-35=25
у:4=60
у=240
проверка
(240:4-35)*120=3000
(60-35)*120=3000
25*120=3000
3000=3000