SOLUTION: if angela's age is decreased by 9 and the diffrence is doubled the rsult is the same as 7 more than her age. how old is anglea?

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Question 395755: if angela's age is decreased by 9 and the diffrence is doubled the rsult is the same as 7 more than her age. how old is anglea?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

Let x represent angela's age

Write as we Read***

 2[x - (x-9)]= x + 7

solving for x

 2(9) = x + 7

 18 - 7 = x

     x = 11, angela's age



CHECKING our Answer***

 2(11-2) = 18 = 11+7