document.write( "Question 1049362: 3^(2x+1)+3=10*3^2 \n" ); document.write( "

Algebra.Com's Answer #664895 by stanbon(75887) $\"\"$ $\"About$

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3^(2x+1)+3=10*3^2
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\n" ); document.write( "3[3^(2x) + 1] = 90
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\n" ); document.write( "3^(2x) + 1 = 30
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\n" ); document.write( "3^(2x) = 29
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\n" ); document.write( "(2x) = log(29)/log(3)
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\n" ); document.write( "2x = 3.0650
\n" ); document.write( "x = 1.5325
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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