SOLUTION: If Leah is 6 years older than her sister, Sue, and John is 5 years older than Leah, and the total of their ages is 41. Then how old is Sue?

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Question 166624: If Leah is 6 years older than her sister, Sue, and John is 5 years older than Leah, and the total of their ages is 41. Then how old is Sue?
Answer by nerdybill(7384) About Me  (Show Source):
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If Leah is 6 years older than her sister, Sue, and John is 5 years older than Leah, and the total of their ages is 41. Then how old is Sue?
.
Let x = Sue's age
then
x+6 = Leah's age
x+6+5 = John's age
.
x + x+6 + x+6+5 = 41
3x + 17 = 41
3x = 24
x = 8 years (Sue's age)