Question

Find a number which when added to its half gives 42​

Answer 1

Answer:

the answer is 28

28+28/2=28+14=42

Step-by-step explanation:

let the unknown number be x

by given, x+ x/2=42

2x+x =42

-------

2

3x/2= 42

3x= 42*2

3x=84

x=84/3

x=28

Answer 2

Answer:

Step-by-step explanation:

Let the number be x

So half of x is x/2

As per the problem

x + x/2 = 42

LCM = 2

x×2/1×2 + x = 42

2x/ 2 +x = 42

If 2 at the denominator goes numerator it goes to 42

2x +x =42 ×2

3x = 84

x = 84/3

x = 28

Check

28 + 14 = 42

42 = 42

Thank u