Question 816639: the sum if the ages of cora and rose is 40. cora is 4 years older than rose. how old is cora?
Answer by TimothyLamb(4379)   (Show Source):
You can put this solution on YOUR website! c + r = 40
c = r + 4
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c + r = 40
r + 4 + r = 40
2r = 36
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r = 18
c = 22
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