SOLUTION: Three years from now, beth will be twice the age of ana. Six years ago, she was three times the age of Ana. How old are they now?

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Question 949135: Three years from now, beth will be twice the age of ana. Six years ago, she was three times the age of Ana. How old are they now?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
B%2B3=2%28A%2B3%29
B%2B3=2A%2B6
1.B-2A=3
.
.
.
B-6=3%28A-6%29
B-6=3A-18
2.B-3A=-12
Subtract eq. 1 from eq. 2,
B-3A-B%2B2A=-12-3
-A=-15
A=15
Then,
B-30=3
B=33