Question

If we add 7 to twice a number,we get 49.Find the number​

Answer 1

Answer:

Now, we are given that 7 is added to twice a number. So, we get the expression 2x+7. Now, we are given that if 7 is added to twice a number, we get 49. Therefore, the number is 21.

Answer 2

Let the number be x

According to the problem,

7 + 2x = 49

=> 2x = 49 - 7

=> x = 42/2 = 21

Therefore the number = x = 21 (Ans)