SOLUTION: nora is twice as old as raj and half as old as ethan. In 22 years' time, Ethan will be twice as old as Raj. Find Nora's present age. What is equation to arrive at answer 22?

Algebra ->  Customizable Word Problem Solvers  -> Age -> SOLUTION: nora is twice as old as raj and half as old as ethan. In 22 years' time, Ethan will be twice as old as Raj. Find Nora's present age. What is equation to arrive at answer 22?      Log On

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Question 1097115: nora is twice as old as raj and half as old as ethan. In 22 years' time, Ethan will be twice as old as Raj. Find Nora's present age.
What is equation to arrive at answer 22?
Answer by josgarithmetic(39621) About Me  (Show Source):
You can put this solution on YOUR website!
system%28n=2r%2Cn=e%2F2%2Ce%2B22=2%28r%2B22%29%29
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system%28r=n%2F2%2Ce=2n%2Ce%2B22=2r%2B44%29

e-2r=22
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Just substitute for r and for e:
2n-n=22
highlight%28n=22%29