SOLUTION: paul is seven years younger than his brother. in four years, his brother will be twice as old as paul. how old is his brother now?

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Question 794842: paul is seven years younger than his brother. in four years, his brother will be twice as old as paul. how old is his brother now?
Answer by majo89(3) About Me  (Show Source):
You can put this solution on YOUR website!
paul's age,p=brother's age(b)-7
in 4 years
b+4=2(p+4)
b-2p=4;
b-2(b-7)=4
b-2b=4-14
b=10 years