document.write( "Question 615923: find the solutions of the exponential equations
\n" ); document.write( "so the problem is 7^x/2=5^1-x\r
\n" ); document.write( "\n" ); document.write( "so far i have came up to here...
\n" ); document.write( "x/2 log 7=(1-x) log 5
\n" ); document.write( "now what?
\n" ); document.write( "

Algebra.Com's Answer #387401 by josmiceli(19441)\"\" \"About 
You can put this solution on YOUR website!
\"+7%5E%28x%2F2%29+=+5%5E%281-x%29++\"
\n" ); document.write( "\"+7%5E%28x%2F2%29+=+5%5E1%2A5%5E%28-x%29+\"
\n" ); document.write( "\"+7%5E%28x%2F2%29+=+5%2F5%5Ex+\"
\n" ); document.write( "Square both sides
\n" ); document.write( "\"+7%5Ex+=++25+%2F+5%5E%282x%29+\"
\n" ); document.write( "\"+7%5Ex+%2A+5%5E%282x%29+=+25+\"
\n" ); document.write( "\"+7%5Ex+%2A+5%5Ex+%2A+5%5Ex++=+25+\"
\n" ); document.write( "\"+%28+7%2A5%2A5+%29%5Ex+=+25+\"
\n" ); document.write( "\"+175%5Ex+=+25+\"
\n" ); document.write( "\"+x+%2A+log%28+175+%29+=+log%28+25+%29+\"
\n" ); document.write( "\"+x+=+log%2825%29+%2F+log%28175%29+\"
\n" ); document.write( "\"+x+=+1.39794+%2F+2.24304+\"
\n" ); document.write( "\"+x+=+.62323+\"
\n" ); document.write( "check:
\n" ); document.write( "\"+7%5E%28x%2F2%29+=+5%5E%281-x%29++\"
\n" ); document.write( "\"+7%5E%28.62323%2F2%29+=+5%5E%281-.62323%29++\"
\n" ); document.write( "\"+7%5E.31162+=+5%5E.37677+\"
\n" ); document.write( "\"+1.83379+=+1.83379+\"
\n" ); document.write( "OK
\n" ); document.write( "
\n" );