SOLUTION: Peter is 3years older than his brother. The product of their ages is 270. Find Peter’s age.
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Question 1131273: Peter is 3years older than his brother. The product of their ages is 270. Find Peter’s age.
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
Peter is x+3, his brother is x (years old)
x(x+3)=270
x^2+3x-270=0
(x+18)(x-15)=0
x=15 years old,only positive root, Peter's brother's age
x+3=18 Peter's age ANSWER
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