Question

A farmer has 20 cows. all but 7 ran away .how many left

Answer 1

Total Cows = 20
Cows which ran away = 7
Cows remaining = 20 -7
                            = 13         

Answer 2

✪Gɪᴠᴇɴ:-

• A ғᴀʀᴍᴇʀ ʜᴀs 20 ᴄᴏᴡs ᴀʟʟ ʙᴜᴛ 7 ʀᴀɴ ᴀᴡᴀʏ , ᴛʜᴇɴ ʜᴏᴡ ᴍᴀɴʏ ʟᴇғᴛ,?

➪Tᴏ ғɪɴᴅ:-

• ɴᴜᴍʙᴇʀ ᴏғ ᴄᴏᴡs ʟᴇғᴛ

✔Sᴏʟᴜᴛɪᴏɴ:-

1. Lᴇᴛ ᴛʜᴇ ɴᴜᴍʙᴇʀ ʙᴇ x.
2. x+7=20
3. x=20-7
4. x=13

Nᴏ.ᴏғ ᴄᴏᴡs ʟᴇғᴛ ᴡᴇʀᴇ 13

★Vᴀʀɪғʏɪɴɢ:-

1. ɪɴsᴇʀᴛ 13 ɪɴ ᴘʟᴀᴄᴇ ᴏғ x.
2. 13+7=20
3. 20=20
4. 0=0

L.H.S.=R.H.S.

ʜᴇɴᴄᴇ ɢɪᴠᴇɴ ᴀɴsᴡᴇʀ ɪs ᴄᴏʀʀᴇᴄᴛ.

ʜᴏᴘe it was helpful...

Thanks for asking....☺❤