Question

The no which should be added to 5 2 to get 7 3

ایم ایم
53​

Answer 1

Let no. be x

So by question

$52 + x = 73$

$x = 73 - 52 = 21$

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Answer 2

Answer:

let number ne x.

52+x=73

x=73-52

x=21

hope it helps