SOLUTION: Three years ago Sam was twice as old as Jim. In two years, Jim will be 7 years old. How old will Sam be in two years?

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Question 252801: Three years ago Sam was twice as old as Jim. In two years, Jim will be 7 years
old. How old will Sam be in two years?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
Let x=sam's age and y =jim's age
x-3=2(y-3)
y+2=7
y=5 Jim's age
x-3=2(5-3)
x-3=10-6
x-3=4
x=7 Sam's age
7-3=2*(5-3)
4=2*2
4=4
ok