Question

if we add 7 to twice a number,we get 49 find the number ​

Answer 1

Answer:

49-7= 42

42÷2= 21

so answer is 21.

Answer 2

Answer:

let no. be x

7 + 2x = 49

2x = 49-7

2x = 42

x = 42÷2

x = 21

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