SOLUTION: Adam is three years younger than Jenn. In one year Jenn will be 3 times as old as Adam was 4 years ago

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Question 1020841: Adam is three years younger than Jenn. In one year Jenn will be 3 times as old as Adam was 4 years ago
Answer by justasking(11) About Me  (Show Source):
You can put this solution on YOUR website!
Whose age do you need?
x%2B1=3%28x-7%29
x%2B1=3x-21
x%2B22=3x
2x=22
x=11
Jenn is 11 now, and Adam is 8 now.
Adam was 4, 4 years ago, and Jenn would be 12 in a year.