document.write( "Question 577453: Find the eighth term of a sequence that has a first term of 12 and a common difference of 3. I don't get this at all. \n" ); document.write( "
Algebra.Com's Answer #370174 by stanbon(75887)\"\" \"About 
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Find the eighth term of a sequence that has a first
\n" ); document.write( "term of 12 and a common difference of 3.
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\n" ); document.write( "12,15,18, etc
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\n" ); document.write( "a(n) = a(1) + (n-1)d
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\n" ); document.write( "a(8) = 12 + (7*3)
\n" ); document.write( "= 12 + 21
\n" ); document.write( "= 33
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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