document.write( "Question 446793: I need help solving this problem:\r
\n" ); document.write( "\n" ); document.write( "1n (x+2) - 1n (x-1)=1 \n" ); document.write( "

Algebra.Com's Answer #307740 by ankor@dixie-net.com(22740) $\"\"$ $\"About$

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1n (x+2) - 1n (x-1) = 1
\n" ); document.write( "When logs are subtracted we can divide the terms
\n" ); document.write( " $\"ln%28%28x%2B2%29%2F%28x-1%29%29\"$ = 1
\n" ); document.write( "exponent equiv
\n" ); document.write( " $\"%28x%2B2%29%2F%28x-1%29\"$ = $\"e%5E1\"$
\n" ); document.write( "which is
\n" ); document.write( " $\"%28x%2B2%29%2F%28x-1%29\"$ = 2.71828
\n" ); document.write( "x + 2 = 2.71828(x-1)
\n" ); document.write( ":
\n" ); document.write( "x + 2 = 2.71828x - 2.71828
\n" ); document.write( ":
\n" ); document.write( " 2 + 2.71828 = 2.71828x - x
\n" ); document.write( ":
\n" ); document.write( "4.71828 = 1.71828x
\n" ); document.write( ":
\n" ); document.write( "x = $\"4.71828%2F1.71828\"$
\n" ); document.write( "x = 2.746
\n" ); document.write( ":
\n" ); document.write( ":
\n" ); document.write( "Check this on a calc: enter ln(4.746) - ln(1.746), results .99997 ~ 1 \n" ); document.write( "

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