Math, asked by ashanbhangu, 1 year ago

plzz solve this both questions

Attachments:

Answers

Answered by shobhit36
1
let the number be 10x+y
7(10x+y)=3(10y+x)
70x+7y=30y+3x
70x-3x=30y-7y
67x=23y
Similar questions