Alex will be twice as old as Bill in three years. Write an expression which correctly describes
Alex’s present age in terms of Bill’s present age, b?
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  Algebra House Comments are closed.

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