document.write( "Question 1023165: The next number in the series 10, -5, 25, -35, 85, -155 is:
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Algebra.Com's Answer #638686 by robertb(5830)![]() ![]() You can put this solution on YOUR website! 325.\r \n" ); document.write( "\n" ); document.write( "The sequence is modeled by the equation \n" ); document.write( "\n" ); document.write( "Plug in n = 7 into the equation to get |