document.write( "Question 315385: In a survey of 100 college students, 35 were registered in College Algebra, 52 were registered in History I, and 18 were registered in both courses. \r
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Algebra.Com's Answer #225658 by stanbon(75887)\"\" \"About 
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In a survey of 100 college students, 35 were registered in College Algebra, 52 were registered in History I, and 18 were registered in both courses.
\n" ); document.write( "How many students were registered in College Algebra or History I?
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\n" ); document.write( "(A or H) = A + H - (A and H)
\n" ); document.write( "(A or H) = 35 + 52 - 18
\n" ); document.write( "(A or H) = 69
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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