document.write( "Question 195908: How can you solve 6^x+2=3^x+1 with out the calculator? I think you really can't because I tried it with the calculator and x comes out to be -3.584... so then the exponent would be a negative number...so I can't use logs. \n" ); document.write( "
Algebra.Com's Answer #146895 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
6^(x+2) = 3^(x+1)
\n" ); document.write( "(x+2)log6 = (x+1)log3
\n" ); document.write( "---
\n" ); document.write( "[log(6)-log(3)]x = [log(3) - 2log(6)]
\n" ); document.write( "---
\n" ); document.write( "x = [log(3) - 2log(6)] / [log(6)-log(3)]\r
\n" ); document.write( "\n" ); document.write( "x = log(3/6^2) / log(2)\r
\n" ); document.write( "\n" ); document.write( "---
\n" ); document.write( "x = log(1/12)/log(2)
\n" ); document.write( "x = log(base 2) (1/12)
\n" ); document.write( "=================================
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "
\n" );