Question

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Answer 1

Answer:

Let presnt age of son be x

Now,

After 3 yrs..age of man= 3x+3

And,

Age of man 7 yrs ago= 7x-7

Therefore,

3x+3=7x-7

4x=10

x=5/2

x=2.5

Therefore age of son=2.5yrs

Answer 2

Answer:

this is your answer

Step-by-step explanation:

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