document.write( "Question 110183This question is from textbook Algebra II Tennessee Edition
\n" ); document.write( ": I cannot find the solution to -5, 10, -15, 20, .... \n" ); document.write( "
Algebra.Com's Answer #80277 by scott8148(6628)\"\" \"About 
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(-1)^n will give the changing signs ... 5n will give the numbers\r
\n" ); document.write( "\n" ); document.write( "so 5n(-1)^n
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