document.write( "Question 775617: The number a,b,c are the first three terms of an arithmetic sequence.Express c in terms of a and b. \n" ); document.write( "
Algebra.Com's Answer #473024 by psbhowmick(878)\"\" \"About 
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\"c+=+%28a%2Bb%29%2F2\" \n" ); document.write( "
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