Question

when the present age of a person is x+3years, then is age before 10 years was

option
1. x+10
2. x+7 3. x-7 x-10
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Answer 1

Answer:

Present age of a person = x+3 years

Age before 10 years = x+3-10 years

= x-7

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Answer 2

Answer:

x+3

x+3 3x-7x10

7x-10

3x10

30

x+7 x-10