Question

If we add 7 to twice a number, we get 49. Find the number.
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Answer 1

Step-by-step explanation:

Let the required number be x

By condition,

(2×x)+7 = 49

2x+7 = 49

2x = 49-7

2x = 42

x = 42/2

x = 21

the number is 21

Answer 2

Step-by-step explanation:

Ans :- 21

If we add 21 × 2 that is 42 to 7 we get 49

hope it helps you.