SOLUTION: Bill is one year less than twice as old as his sister Caroline. The total of their ages is 26. How old is Bill?
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Question 294415: Bill is one year less than twice as old as his sister Caroline. The total of their ages is 26. How old is Bill?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
Let B be Bill's age, C be Caroline's age.
1.
2.
Substitute eq. 1 into eq. 2 and solve for C.
Then from eq.1,
Bill is 17 and his sister is 9.
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