Question

Express the following following information in mathematical form using variables x and y. before 4 years the sum of the age of a father and son is 58 years and sum of their ages 68 years ​

Answer 1

Answer:

Before X years the sum of the age of a father and son is y years and sum of their ages X+Y years

Answer 2

Answer:

let,

age of father=x

age of son=y

(x+y)-4=58

x+y=68