SOLUTION: John is 6 years older than his brother. He will be twice as old as his brother in 4 years. How old is John now?

Question 426425: John is 6 years older than his brother. He will be twice as old as his brother in 4 years. How old is John now?
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
brother's age x
John's age x+6
4 years later
brother's age x+4
John's age x+6+4=x +10
Jack is 2 times older
x+10=2(x+4)
x+10=2x +8
2x-1x=10-8
x=2
/1
x=2 brother's age
x+6 =8years John's age

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