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Connie is three times as old as Grace. Six years from now Connie will be twice as old as Grace. How old is Connie?
Wiki User
∙ 9y ago
Connie is 18, Grace is 6.
In 6 years, Connie will be 24, Grace will be 12.
C = 3G
C + 6 = 2 (G + 6)
substituting
3G +6 = 2 (G + 6)
3G + 6 = 2G + 12
G = 6
C = 18
Or you can say that
C + 6 = 2 (1/3 C + 6)
C = 2/3 C + 6
1/3 C = 6
C = 18
Wiki User
∙ 9y ago
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