Homework Help: math

Posted by amelie on Monday, October 18, 2010 at 5:37pm.

If Leah is 6 years older than Sue, and John is 5 years older than Leah, and the total of their ages is 41. Then how old is Sue? How do you know what and, is, and older mean in mathematical terms?

math - Reiny, Monday, October 18, 2010 at 5:42pm
Since Leah is mentioned twice, let's define her age as x yrs.
then Sue is x-6
and John is x+5

so x + x-6 + x+5 = 41
3x = 42
x = 14

Leah is 14
Sue is 8
John is 19
math - Ms. Sue, Monday, October 18, 2010 at 5:44pm
s + s + 6 + s + 11 = 41

3s + 17 = 41

3s = 41 - 17
3s = 24
s = 8

Sue is 8
Leah is 14
John is 19

Answer this Question

Related Questions

math - Please help me solve this word problem. If Leah is 6 years older than her...
math word probelm - If Leah is six years older than Sue, and John is 5 years ...
Math - If Leah is 6 yr.s older than sister, Sue, & John is 5 yrs. older than...
algebra - Althea is 5 years older than Leah, and Leah is 4 years older than ...
Math - If Ann is 6 years older than her sister, Sue, and John is 5 years older ...
math - Tanya is 12 years older than leah. Three years ago, Tanya was five times ...
Math... - Jennifer is 6 years older than Sue. In 4 years, she will be twice as ...
Math word problem - jack was 21 years older than kat. Together their ages ...
math - The difference between the ages of two friends is 2 years. The sum of ...
Math - The difference between the ages of two friends is 2 years. The sum of ...

For Further Reading

First Name:
School Subject:
Answer: