document.write( "Question 695269: what is the rule for this arithmetic sequence 56,42,28,14 using additon or multiplication? \n" ); document.write( "
Algebra.Com's Answer #428395 by reviewermath(1029)\"\" \"About 
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The common difference is d = -14.
\n" ); document.write( "\"a%5Bn%5D+=+a%5B1%5D+%2B+%28n-1%29d\"
\n" ); document.write( "\"a%5Bn%5D+=+56+%2B+%28n+-+1%29%28-14%29\"
\n" ); document.write( "\"highlight%28a%5Bn%5D+=+-14n+%2B+70%29\"
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