Karen S.

asked • 09/19/14

Please solve

this one I am struggling with 

2. Each of the following refers to three quantities. Introduce variables to represent the first two of these quantities, and then represent the third quantity in terms of the variables used for the first two.


Sue’s age; Mary’s age; the sum of Sue’s and Mary’s ages
Sue’s age; Mary’s age the difference between their ages five years from now. (Sue is older than Mary)
Sue’s age; Mary’s age half of Sue’s age two years ago
The number of minutes it takes Alphonse to do the job; how much-what portion-of the job they can do in one minute if they work together.

1 Expert Answer


Ira S. answered • 09/19/14

5.0 (298)

Bilingual math tutor and much more

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