Question

240 - х =400:10 помогите срочно плиз

Answer 1

240 - х = 400:10
240 - х = 40
х = 240-40
х = 200

Answer 2

240-x=400:10
240-x=40
x=240-40
x=200
____________________
240-200=400:10
ответ: x=200