document.write( "Question 123793: Find E x for the following set of numbers:
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Algebra.Com's Answer #90805 by checkley71(8403)\"\" \"About 
You can put this solution on YOUR website!
IF IT'S AN ARITHMETIC SEQUENCE THEN YOU HAVE +1 +2 +1 +2 +1 +2 \n" ); document.write( "
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