Question

the age of father is four times of his son and the sum of their age is 40 years represent situation in the form of linear equation in 2 variable

Answer 1

Step-by-step explanation:

let son age=x years

father age=y years

by question,

x+y=40

y=40-x--------------1

y=4x------------------2

eq1&2

40-x=4x

5x=40

x=8

son age=8years

father age=32 years