SOLUTION: Wendy can type 12 pages in 4 hours. How long does it take Anita to type 5 pages if she and wendy can type 28 pages in 8 hours when they work together

Algebra ->  Algebra  -> Polynomials-and-rational-expressions -> SOLUTION: Wendy can type 12 pages in 4 hours. How long does it take Anita to type 5 pages if she and wendy can type 28 pages in 8 hours when they work together      Log On

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Question 440624: Wendy can type 12 pages in 4 hours. How long does it take Anita to type 5 pages if she and wendy can type 28 pages in 8 hours when they work together
Answer by robertb(4012) About Me  (Show Source):
You can put this solution on YOUR website!
8%283+%2B+5%2Fa%29+=+28
==> 3%2B5%2Fa+=+7%2F2
==> 5%2Fa+=+1%2F2
==> a = 10 hours for Anita to type 5 pages.