Question

Pls solve this 4th question for me please.If the answer is correct I'll definitely mark u as brainliest​

Answer 1

Answer:

let the age of son be x

and father be y

A.TQ

x+y = 40. —(1)

y=3x

x+y = 40

x+3x = 40

4x = 40

x= 10

age of son = 10

father's age = 3(10)

= 30

Answer 2

Step-by-step explanation:

the answer is given in the photo

HOPE THIS HELPS.