Question

plzzz answer it urgent question no. 4

Answer 1

let the age of Nuri be taken as x

and age of Sonu be taken as y

so according to the question  5 years ago so

(x-5) = 3( y-5)

x - 5 = 3y - 15

so

x-3y = -15 + 5  ie

x-3y = -10

plz mark as brainliest