Question

Sonu's grandfather is 80years old and Sonu is 20years old. How many years ago was his grandfather was 7 times as old as Sonu? solve this question fast then I will follow and mark as branliest​

Answer 1

Answer:

please mark as brainliest

Step-by-step explanation:

let it be x years ago

then,7(20-x) = (80- x)

140-7x = 80- x

-7x+x = 80 - 140

-6x = -60

x = -60/-6

x = 10

Answer 2

Please mark me in the brainlist ✌️✌️✌️✌️✌️

Please see the attachment below