SOLUTION: good morning!
here's my QUESTION:
Alvin is now 20 years older than his son's age. In ten years, he will be twice as old as his son's age. What are their present age?
THAN
Algebra.Com
Question 479421: good morning!
here's my QUESTION:
Alvin is now 20 years older than his son's age. In ten years, he will be twice as old as his son's age. What are their present age?
THANKS!
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!
Let 
represent the son's age now. Then 
must be Alvin's age now. In 10 years, the son will be 
and Alvin will be 
. But we are told:
)
Solve for . Then calculate
John
My calculator said it, I believe it, that settles it
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