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Rita is older than Danielle. The sum of their ages is 28. The difference between their ages is 8 how old is each?
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5 votes
Rita is older than Danielle. The sum of their ages is 28. The difference between their ages is 8 how old is each?

User Sean McMillan
by
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1 Answer

4 votes
r+d =28
r-d=8

r =28-d
28-d-d=8

2d = 20
r-10=8
d=10
r=18
User Laogeodritt
by
7.6k points
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