document.write( "Question 1089867: If the one of the two roots of the equation (2x - 7)(3x + 5) + ax + 31 = 0 is -4, what is the other root? \n" ); document.write( "
Algebra.Com's Answer #704260 by MathLover1(20849)\"\" \"About 
You can put this solution on YOUR website!
\r
\n" ); document.write( "\n" ); document.write( "\"%282x+-+7%29%283x+%2B+5%29+%2B+ax+%2B+31+=+0\"\r
\n" ); document.write( "\n" ); document.write( "if one root is \"-4\", we have\r
\n" ); document.write( "\n" ); document.write( "\"%282%28-4%29+-+7%29%283%28-4%29+%2B+5%29+%2B+a%28-4%29+%2B+31+=+0\"\r
\n" ); document.write( "\n" ); document.write( "\"%28-8+-+7%29%28-12+%2B+5%29+-4a+%2B+31+=+0\"\r
\n" ); document.write( "\n" ); document.write( "\"%28-15%29%28-7%29+-4a+%2B+31+=+0\"\r
\n" ); document.write( "\n" ); document.write( "\"105+-4a+%2B+31+=+0\"\r
\n" ); document.write( "\n" ); document.write( "\"+-4a+%2B+136+=+0\"\r
\n" ); document.write( "\n" ); document.write( "\"+4a+=+136+\"\r
\n" ); document.write( "\n" ); document.write( "\"+a+=+34+\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"%282x+-+7%29%283x+%2B+5%29+%2B+34x+%2B+31+=+0\"\r
\n" ); document.write( "\n" ); document.write( "\"6x%5E2+-+11x+-+35+%2B+34x+%2B+31+=+0\"\r
\n" ); document.write( "\n" ); document.write( "\"6x%5E2%2B+23x+++-+4++=+0\"\r
\n" ); document.write( "\n" ); document.write( "\"6x%5E2%2B+24x-x+++-+4++=+0\"\r
\n" ); document.write( "\n" ); document.write( "\"%286x%5E2%2B+24x%29-%28x+%2B+4+%29+=+0\"\r
\n" ); document.write( "\n" ); document.write( "\"6x%28x%2B+4%29-%28x+%2B+4+%29+=+0\"\r
\n" ); document.write( "\n" ); document.write( "\"%286x-1%29%28x+%2B+4+%29+=+0\"\r
\n" ); document.write( "\n" ); document.write( "roots:\r
\n" ); document.write( "\n" ); document.write( "if \"%286x-1%29+=+0\"->\"x=1%2F6\"
\n" ); document.write( "if \"%28x+%2B+4+%29+=+0\"->\"x=-4\"(given)\r
\n" ); document.write( "\n" ); document.write( "so, the other root is \"x=1%2F6\"\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );