document.write( "Question 1100434: 120000e^-1.7t = 5400e^-0.1t Find t \n" ); document.write( "

Algebra.Com's Answer #714928 by Alan3354(69443) $\"\"$ $\"About$

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$\"120000e%5E-1.7t+=+5400e%5E-0.1t+\"$
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\n" ); document.write( "If you mean $\"120000e%5E%28-1.7t%29+=+5400e%5E%28-0.1t%29\"$
\n" ); document.write( " $\"1200e%5E%28-1.7t%29+=+54e%5E%28-0.1t%29\"$
\n" ); document.write( " $\"200e%5E%28-1.7t%29+=+9e%5E%28-0.1t%29\"$
\n" ); document.write( "Multiply by e^(1.7t)
\n" ); document.write( " $\"200+=+9e%5E%281.6t%29\"$
\n" ); document.write( " $\"200%2F9+=+e%5E%281.6t%29\"$
\n" ); document.write( "ln(200/9) = 1.6t
\n" ); document.write( "t = ln(200/9)/1.6\r
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