document.write( "Question 82972: Which of the ordered pairs
\n" ); document.write( " (3, 1), (0, –4), (–4, 0), (–3, –7)
\n" ); document.write( "are solutions for the equation x – y = 4?
\n" ); document.write( "I came up with (–4, 0), (–3, –7)as my answers. I think I am right.
\n" ); document.write( "-4-0=4
\n" ); document.write( "-3-(-7)=4 \n" ); document.write( "
Algebra.Com's Answer #59537 by Edwin McCravy(20060)\"\" \"About 
You can put this solution on YOUR website!
\r\n" );
document.write( "Which of the ordered pairs \r\n" );
document.write( "(3, 1), (0, –4), (–4, 0), (–3, –7)\r\n" );
document.write( "are solutions for the equation x – y = 4?\r\n" );
document.write( "\r\n" );
document.write( "Let's plug them all in and see:\r\n" );
document.write( "\r\n" );
document.write( "------------------------\r\n" );
document.write( "Plug in (x, y) = (3, 1)\r\n" );
document.write( " \r\n" );
document.write( "x – y = 4\r\n" );
document.write( "      ?\r\n" );
document.write( "3 - 1 = 4\r\n" );
document.write( "      ?\r\n" );
document.write( "    2 = 4\r\n" );
document.write( "\r\n" );
document.write( "Nopers, (3, 1) is not a solution to the\r\n" );
document.write( "equation x - y = 4\r\n" );
document.write( "----------------------------------\r\n" );
document.write( "\r\n" );
document.write( "Plug in (x, y) = (0, -4)\r\n" );
document.write( " \r\n" );
document.write( "   x – y = 4\r\n" );
document.write( "         ?\r\n" );
document.write( "0 - (-4) = 4\r\n" );
document.write( "         ?\r\n" );
document.write( "       4 = 4\r\n" );
document.write( "\r\n" );
document.write( "Yeppers, (0, -4) is a solution to the\r\n" );
document.write( "equation x - y = 4\r\n" );
document.write( "----------------------------------\r\n" );
document.write( "Plug in (x, y) = (-4, 0)\r\n" );
document.write( " \r\n" );
document.write( "   x – y = 4\r\n" );
document.write( "         ?\r\n" );
document.write( "(-4) - 0 = 4\r\n" );
document.write( "         ?       \r\n" );
document.write( "      -4 = 4\r\n" );
document.write( "\r\n" );
document.write( "Nopers, (-4, 0) is not a solution to the\r\n" );
document.write( "equation x - y = 4\r\n" );
document.write( "----------------------------------\r\n" );
document.write( "Plug in (x, y) = (–3, –7)\r\n" );
document.write( " \r\n" );
document.write( "      x – y = 4\r\n" );
document.write( "            ?\r\n" );
document.write( "(-3) - (-7) = 4\r\n" );
document.write( "            ?\r\n" );
document.write( "     -3 + 7 = 4\r\n" );
document.write( "            ?\r\n" );
document.write( "          4 = 4\r\n" );
document.write( "Yeppers, (-3, -7) is a solution to the\r\n" );
document.write( "equation x - y = 4\r\n" );
document.write( "----------------------------------\r\n" );
document.write( "\r\n" );
document.write( "I came up with (–4, 0), (–3, –7)as my answers. \r\n" );
document.write( "I think I am right.\r\n" );
document.write( "-4-0=4\r\n" );
document.write( "-3-(-7)=4\r\n" );
document.write( "\r\n" );
document.write( "Yeppers, I think you are right, too!\r\n" );
document.write( "\r\n" );
document.write( "Edwin

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