SOLUTION: a boy's age is one third of his father's age. In ten years the son's age will be three less than half the father's age. Find the age of each.
B= boys age
F= fathers age
I fou
Algebra.Com
Question 907097: a boy's age is one third of his father's age. In ten years the son's age will be three less than half the father's age. Find the age of each.
B= boys age
F= fathers age
I found the variables to equal:
3b= f
B=1/3F
My equation was
10+b=1/2f-3
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = father's age now
Let = son's age now
= father's age in 10 yrs
= son's age in 10 yrs
--------------------------------
(1)
(2)
---------------------------------
(2)
(2)
(2)
and
(1)
Substitute (1) into (2)
(2)
(2)
and
(1)
(1)
-----------------
The father is 48
The son is 16
---------------
check:
(2)
(2)
(2)
(2)
(2)
OK
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