document.write( "Question 720371: Please help us solve:\r
\n" ); document.write( "\n" ); document.write( "9^(2x+3)=2187\r
\n" ); document.write( "\n" ); document.write( "Keep getting negative number.\r
\n" ); document.write( "\n" ); document.write( "Thanks\r
\n" ); document.write( "\n" ); document.write( "Pat
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Algebra.Com's Answer #441793 by josmiceli(19441)\"\" \"About 
You can put this solution on YOUR website!
\"+9%5E%28+2x+%2B+3+%29+=+2187+\"
\n" ); document.write( "\"+9%5E%28+2x+%2B+3+%29+=+3%5E7+\"
\n" ); document.write( "\"+%283%5E2%29%5E%28+2x+%2B+3+%29+=+3%5E7+\"
\n" ); document.write( "\"+3%5E%28+2%2A%28+2x+%2B+3+%29+%29+=+3%5E7+\"
\n" ); document.write( "\"+3%5E%28+4x+%2B+6+%29+=+3%5E7+\"
\n" ); document.write( "The exponents must be the same on both sides
\n" ); document.write( "\"+4x+%2B+6+=+7+\"
\n" ); document.write( "\"+4x+=+1+\"
\n" ); document.write( "\"+x+=+1%2F4+\"
\n" ); document.write( "-----------
\n" ); document.write( "check:
\n" ); document.write( "\"+9%5E%28+2x+%2B+3+%29+=+2187+\"
\n" ); document.write( "\"+9%5E%28+2%2A%281%2F4%29+%2B+3+%29+=+2187+\"
\n" ); document.write( "\"+9%5E%28+1%2F2+%2B+3+%29+=+2187+\"
\n" ); document.write( "\"+9%5E%28+7%2F2+%29+=+2187+\"
\n" ); document.write( "\"+%289%5E%281%2F2%29%29%5E7+=+2187+\"
\n" ); document.write( "\"+3%5E7+=+2187+\"
\n" ); document.write( "\"+3%5E7+=+3%5E7+\"
\n" ); document.write( "OK
\n" ); document.write( "
\n" ); document.write( "
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