SOLUTION: If leah is 6yrs older than sue, john is 5 yrs older than leah, and the total of their aes is 41. Then how old is Sue?

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Question 329264: If leah is 6yrs older than sue, john is 5 yrs older than leah, and the total of their aes is 41. Then how old is Sue?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
1.L=6%2BS
2.J=5%2BL
3.L%2BJ%2BS=41
From eq. 1,
S=L-6
Substitute this result and eq. 2 into eq. 3,
L%2B5%2BL%2BL-6=41
3L=42
L=14
S=14-6=8
Sue is 8 years old.