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OpenStudy (anonymous):
Sharita does special typing jobs for scientists. She charges $13 for the first 3 pages and $3 for each additional page of scientific typing. Sonia, a biologist, paid $103 to have a research paper typed. How many pages long was Sonia's paper?
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OpenStudy (anonymous):
133(n-3)=103 13+3n-9=103 3n+4=103 3n=99 n=33
OpenStudy (anonymous):
23
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