SOLUTION: Jack is 23 years younger than Jill. Seven years from now the the sum of their ages will be 45. How old is Jill now?

Question 897870: Jack is 23 years younger than Jill. Seven years from now the the sum of their ages will be 45.
How old is Jill now?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

 

Hi



Let x represent Jill's age and x-23 Jack's age NOW

(x+7) + (x-23+7) = 45

   2x = 54

    x = 27, Jill's age and Jack is 4 NOW

CHECKING our answer*** 7 years from now

 34 + 11 = 45

    

 

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