SOLUTION: Tina is twice as old as her cousin Sally.
There ages added are 21 years. How many
Years old is each girl
Algebra.Com
Question 1020544: Tina is twice as old as her cousin Sally.
There ages added are 21 years. How many
Years old is each girl
Answer by FrankM(1040) (Show Source): You can put this solution on YOUR website!
T=2S
T+S=21
2S+S=21
S=7
T=14
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