document.write( "Question 1001228: Simplify: 20(8^2n) - 5(4^3n+1) \n" ); document.write( "
Algebra.Com's Answer #618457 by Alan3354(69443)\"\" \"About 
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Simplify: 20(8^2n) - 5(4^3n+1)
\n" ); document.write( "= 20*256n - 5*(64n+1) = 5120n - 320n - 5
\n" ); document.write( "= 4800n - 5
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