SOLUTION: A is now 9 years older than b. In 10 years,A will be twice as old as 2 was 10 yrs ago. Find their present ages.

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Question 884574: A is now 9 years older than b. In 10 years,A will be twice as old as 2 was 10 yrs ago. Find their present ages.
Answer by skartikey(21) About Me  (Show Source):
You can put this solution on YOUR website!
A is now 9 years older than B. Therefore
A=B+9
and in 10 years, A will be twice as old as B was 10 yrs ago. Therefore
A+10=2(B-10)
So;
B+9+10=2(B-10)
B+19=2B-20
2B-B=19+20
B=39
A=39+9=48