posted by .

Bob's age is 38 and his son"s age is 4. In how many years' time will Bob's age be twicethe age of his son?

  • maths -

    38+x = 2(4+x)
    38+x = 8 +2x
    38-8 = 2x - x
    30 = x
    So, His age is 30+38 = 68
    His son age is 30 + 4 = 34
    difference is 68-34 = 30

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. algerbra

    mrs. johnson is 3 times as old as her son. ten years agoe she was 5 times as old as her son was then. what is the two equations for this problem?
  2. Math

    John's present age is five years more than thrice the present age of his son. Five Years hence, John's age will be fifteen years more than twice the age of his son at that time. Find the present age of John and his son. J=3*S +5 J+5=15+2*(S+5) …
  3. Math _Algebra Word Problem

    Please show equation and solve for the following 1. Lyn's age is 8 years less than 15 times the age of her niece Elizabeth. If the sum of their ages is 24, what is Elizabeth's age ( Let e= Elizabeth's age) 2. Bob is renting a canoe …
  4. Math

    The sum of John's age and twice of his son's age is 56. In 8 years time, the son's age will be half of john's age. Find there present ages. Right now I wrote down an equation x+2y=56 and not quite sure what to do next.
  5. math

    Nathan's age can be described as 5 more than 3 times his son's age. If his son's age is represented by the variable "s", write the algebraic expression representing Nathan's age using "s".
  6. age question

    A man is 24 years when his son was born. Now he is three times as old as his son. Find the age of the son.
  7. Algebra

    a man's age today is 2 years more than three times the age his son will be 5 years from now. let a represent the son's age today. Write an expression to represent the man's age today. Then find his age if his son is now 8 years old.
  8. Word problem help plz

    The sum of the age of father and son is 99.if the age of the son is added to the inverted age of the father,the sum is 72.if the inverted age of the son is subtracted from the age of the father.the difference is 28...what are there …
  9. math

    Five years ago mother's age was square of her son. 10 years hence her age will be twice of her son's age. Find mother's age.
  10. math

    ages of a father and son together are90.if the age son is doubled it will exceed the father's age by 15 years.find the age of each

More Similar Questions