Math, asked by judyarmy7, 1 month ago

solve it plzplz plz
faster ​

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Answers

Answered by priya914130
0

Step-by-step explanation:

present age =x

after 40 years =x+40

9 time of his age

40 years back is 40(9-5)

40(9-5)-x+40

40x-5=4÷40

10

the right answer is 10

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