Question

Find a no when added to its half gives 42

Answer 1

let no be x

ATQ

x + x/2 = 42
3x = 42 x 2
x = 14 x 2
x = 28

Answer 2

Given a number is added to its half gives 42
Let the number be 2x
Half of the number is x
According to problem
2x+x=42
3x=42
x=14
2x=28

. °.The number is 28