document.write( "Question 794220: If the distance between (-2, -3) and (6, y) is 10, what is y? \n" ); document.write( "
Algebra.Com's Answer #480594 by Edwin McCravy(20054)\"\" \"About 
You can put this solution on YOUR website!
\r\n" );
document.write( "d = √(x2-x1)²+(y2-y1)²\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "d = √(6-(-2))²+(y-(-3))² = 10\r\n" );
document.write( "\r\n" );
document.write( "√(6+2)²+(y+3)² = 10\r\n" );
document.write( "\r\n" );
document.write( "√8²+(y+3)² = 10\r\n" );
document.write( "\r\n" );
document.write( "√64+y²+6y+9 = 10\r\n" );
document.write( "\r\n" );
document.write( "√73+y²+6y = 10\r\n" );
document.write( "\r\n" );
document.write( "Square both sides:\r\n" );
document.write( "\r\n" );
document.write( "(√73+y²+6y)² = (10)²\r\n" );
document.write( "\r\n" );
document.write( " 73+y²+6y = 100\r\n" );
document.write( "\r\n" );
document.write( " y²+6y+73 = 100\r\n" );
document.write( "\r\n" );
document.write( " y²+6y-27 = 0\r\n" );
document.write( "\r\n" );
document.write( "(y+9)(y-3) = 0\r\n" );
document.write( "\r\n" );
document.write( "y+9=0;  y-3=0\r\n" );
document.write( "  y=-9;   y=3\r\n" );
document.write( "\r\n" );
document.write( "Edwin

\n" ); document.write( " \n" ); document.write( "
\n" );