SOLUTION: The difference in Ron's age and Joan's age is 9 years. In 3 years, Ron will be twice as old as Joan. How old is each now?

Question 1153388: The difference in Ron's age and Joan's age is 9 years. In 3 years, Ron will be twice as old as Joan. How old is each now?
Found 2 solutions by josgarithmetic, Edwin McCravy:
Answer by josgarithmetic(39618) (Show Source): You can put this solution on YOUR website!

Ron's age must be more than Joan's.

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Answer by Edwin McCravy(20056) (Show Source): You can put this solution on YOUR website!
The difference in Ron's age and Joan's age is 9 years.
R - J = 9

In 3 years, Ron will be twice as old as Joan.
R + 3 = 2(J + 3) Simplify and solve the system of equations by substitution.

How old is each now?
You find out by solving the above. Edwin

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