document.write( "Question 1041613: How many terms ofthe sequence -24, -15, -6, and 3 will give a sum of 1230?
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Algebra.Com's Answer #656639 by ikleyn(52790) $\"\"$ $\"About$

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document.write( "It is an arithmetic progression, first term is -24, the common difference is 9. \r\n" );
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document.write( "The sum of the first n terms is equal to\r\n" );
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document.write( " = \r\n" );
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document.write( "(see the lesson Arithmetic progressions in this site).  Or\r\n" );
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document.write( " = .\r\n" );
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document.write( "Solve this equation for n and get the answer.\r\n" );
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