document.write( "Question 392701: Solve For X. Round To The Nearest Hundredth.
\n" ); document.write( "1. ln (x+11) - ln (x-3) = ln 3\r
\n" ); document.write( "\n" ); document.write( "Solve For X
\n" ); document.write( "1. 5^x = 38
\n" ); document.write( "2. e^0.52x = 18
\n" ); document.write( "3. 53 + 4e^-0.21x = 821\r
\n" ); document.write( "\n" ); document.write( "Solve For X To The Nearest Ten-Thousandth.
\n" ); document.write( "1. 10 + 4.5^x = 88
\n" ); document.write( "

Algebra.Com's Answer #278868 by lwsshak3(11628)\"\" \"About 
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Solve For X. Round To The Nearest Hundredth.
\n" ); document.write( "1. ln (x+11) - ln (x-3) = ln 3
\n" ); document.write( "Solve For X
\n" ); document.write( "1. 5^x = 38
\n" ); document.write( "2. e^0.52x = 18
\n" ); document.write( "3. 53 + 4e^-0.21x = 821
\n" ); document.write( "Solve For X To The Nearest Ten-Thousandth.
\n" ); document.write( "1. 10 + 4.5^x = 88\r
\n" ); document.write( "\n" ); document.write( "Solutions:
\n" ); document.write( "1.ln(x+11)-ln(x-3)=ln 3
\n" ); document.write( " =ln(x+11)-ln(x-3)-ln3=0
\n" ); document.write( " =ln(x+11)-(ln(x-3)+ln3)=0
\n" ); document.write( " =ln(x+11)-ln (x-3)*3 = 0
\n" ); document.write( " =ln(x+11)-ln (3x-9 = 0
\n" ); document.write( " ln(x+11)=ln (3x-9
\n" ); document.write( " x+11=3x-9
\n" ); document.write( " 2x=20
\n" ); document.write( " x=10\r
\n" ); document.write( "\n" ); document.write( "1. 5^x = 38
\n" ); document.write( " xlog5=log38
\n" ); document.write( " x=log38/log5=2.26\r
\n" ); document.write( "\n" ); document.write( "2. e^0.52x = 18
\n" ); document.write( " .52x lne =ln18
\n" ); document.write( " lne=1
\n" ); document.write( " x = ln18/.52 = 5.56\r
\n" ); document.write( "\n" ); document.write( "3. 53 + 4e^-0.21x = 821
\n" ); document.write( " 4e^-.21x = 821-53=768
\n" ); document.write( " e^-.21x = 768/4=192
\n" ); document.write( " -0.21x lne = ln 192
\n" ); document.write( " lne=1
\n" ); document.write( " -.21x = ln 192
\n" ); document.write( " x = ln 192/-.21 = -25.04\r
\n" ); document.write( "\n" ); document.write( "1. 10 + 4.5^x = 88
\n" ); document.write( " 4.5^x = 88-10 = 78
\n" ); document.write( " x log 4.5 = log 78
\n" ); document.write( " x = log 78/log 4.5
\n" ); document.write( " x = 2.8966\r
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