document.write( "Question 1108767: For an arthmetic sequence with t6 = -24 and t14 = 6. Find S10.
\n" ); document.write( "(6th term is -24, 14th term is 6, hence find the sum of the first 10 terms)
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Algebra.Com's Answer #723771 by josgarithmetic(39618)\"\" \"About 
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Eight common differences from n=6 to n=14\r
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\n" ); document.write( "\n" ); document.write( "\"30%2F8=15%2F4=highlight_green%283%263%2F4%29\"\r
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\n" ); document.write( "\n" ); document.write( "General term, \"A%2B%283%263%2F4%29%28n-1%29\".\r
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\n" ); document.write( "\n" ); document.write( "Find A, picking the n=6 term:
\n" ); document.write( "\"A%2B%283%263%2F4%29%285%29=-24\"
\n" ); document.write( "\"A=-24-5%283%263%2F4%29\"
\n" ); document.write( "\"A=-42%263%2F4\"
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\n" ); document.write( "General Term, \"highlight_green%28-42%263%2F4%2B%283%263%2F4%29%28n-1%29%29\"\r
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\n" ); document.write( "\n" ); document.write( "Sum the first 10 terms:
\n" ); document.write( "\"%2810%2F2%29%28-42%263%2F4%2B%28-42%263%2F4%2B%283%263%2F4%29%2A9%29%29\"
\n" ); document.write( "Simplify and compute this.
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