the age of the father 3 years ago was 7 times of the age of his son at present the age is five times that of his son what are the present age of the son and father
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Answered by
4
Step-by-step explanation:
HEYA UR ANSWER IS:
Let present of son is be x,
Age of son 3 years ago = x-3
Age of father 3 years ago = 7(x-3)
Present age of son = x
Present age of father = 5x
=>7(x-3) = 5x - 3
=>7x-21 = 5x - 3
=>7x-5x = 21 - 3
=>2x = 18
=>x = 18/2 = 9
Therefore, present age of father = 5x = 5*9 = 45
present age of son = x = 9
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Answered by
10
Answer:
Let the present age son be x years and present age of father be 5x years.
❏ According to Question now,
➳ 7(x - 3) = 5x - 3
➳ 7x - 21 = 5x - 3
➳ 7x - 5x = -3 + 21
➳ 2x = 18
➳ x = 18/2
➳ x = 9 years
⬤ Therefore,
- Present age of son = x = 9 years
- Present age of father = 5x = 45 years.
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