Question 986165
b = Bill's age in 3 years
2b = Alex's age in 3 years {Alex will be twice as old as Bill in 3 years}


If Bill is b in 3 years, then he is b - 3 right now.
Also, if Alex is 2b in 3 years, then he is 2b - 3 right now.


Alex's present age is 2b - 3
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