SOLUTION: Ruby is younger than Janeth. The sum of their ages is 31. The difference between their ages is 3 years. How old is Ruby?

SOLUTION: Ruby is younger than Janeth. The sum of their ages is 31. The difference between their ages is 3 years. How old is Ruby?

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Question 929565: Ruby is younger than Janeth. The sum of their ages is 31. The difference between their ages is 3 years. How old is Ruby?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!

Add the two equations,

Then,

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