Question

The elder of two brothers is 4 years older than the younger . If he is also 3 times as old as the younger, find their ages quick ​

Answer 1

Answer:

Let the age of younger brother be x

so

$x + 4 = 3x \\ 4 = 3x - x \\ 4 = 2x \\ \frac{4}{2} = x \\ 2 = x$

So the age of younger brother is 2 years

then the age of elder brother will be 6 years

Answer 2

Step-by-step explanation:

let samller brothers age ve x

eldr brother ageis x+4

also elder brother is 3x

so x+4=3x

4=3x-x

4=2x

x=2

elder brother age is

6