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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

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11y ago

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