document.write( "Question 613269: The mean of the first four terms in an arithmetic sequence is 77. When the fifth and sixth terms are included, the mean increases by 32. What is the first term in this sequence? \n" ); document.write( "

Algebra.Com's Answer #385920 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Note: 
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document.write( "  218 - 154 = 2d
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document.write( "         32 = d
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document.write( "   ***     154 = 2a[1] + 96
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document.write( "         29 = a[1]\r
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document.write( "   218 = 58 + 160  \n" );
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