SOLUTION: Ryan is 20 years older than Kristina. if their sum age is 80, how old are they?

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Question 1180770: Ryan is 20 years older than Kristina. if their sum age is 80, how old are they?

Answer by josgarithmetic(39616) About Me  (Show Source):
You can put this solution on YOUR website!
k for Kristina
k+20 for Ryan
.
.
Kristina, 30
Ryan, 50