document.write( "Question 772921: What is the sum of a 17-term arithmetic sequence where the first term is 6 and the last term is -90?
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\n" ); document.write( " -813
\n" ); document.write( " -790
\n" ); document.write( " -765
\n" ); document.write( " -714
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Algebra.Com's Answer #471188 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
What is the sum of a 17-term arithmetic sequence where the first term is 6 and the last term is -90?
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\n" ); document.write( "S(17) = (17/2)(6 + (-90))
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\n" ); document.write( "S(17) = (17/2)(-84)
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\n" ); document.write( "S(17) = 17*(-42) = -714
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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\n" ); document.write( "\n" ); document.write( "-813
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\n" ); document.write( "-765
\n" ); document.write( "-714
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