\r\n" );
document.write( "Let's plot the point (3,4)\r\n" );
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document.write( "Start with this:\r\n" );
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document.write( "1. find 3 on the x-axis (the horizontal axis,\r\n" );
document.write( "and draw a vertical line through it, like the green one below:\r\n" );
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document.write( "2. find 4 on the y-axis (the vertical axis,\r\n" );
document.write( "and draw a horizontal line through it, like the blue one below:\r\n" );
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\r\n" );
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document.write( "3. Mark the point where the green line and the blue line cross,\r\n" );
document.write( "and label it (3,4). The 3 means it is in line with 3 on\r\n" );
document.write( "the x-axis and the 4 means it is in line with 4 on the y-axis.\r\n" );
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document.write( ")}}} \r\n" );
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document.write( "4. Finally, erase the green and blue lines:\r\n" );
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document.write( "-----\r\n" );
document.write( "Now let's plot the point (-5,1)\r\n" );
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document.write( "To plot the point (-5,1) \r\n" );
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document.write( "1. find -5 on the x-axis (the horizontal axis,\r\n" );
document.write( "and draw a vertical line through it, like the green one below:\r\n" );
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document.write( "
\r\n" );
document.write( "\r\n" );
document.write( "2. find 1 on the y-axis (the vertical axis,\r\n" );
document.write( "and draw a horizontal line through it, like the blue one below:\r\n" );
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document.write( "
\r\n" );
document.write( "Mark the point where the green line and the blue line cross,\r\n" );
document.write( "and label it (-5,1). The -5 means it is in line with -5 on\r\n" );
document.write( "the x-axis and the 1 means it is in line with 1 on the y-axis.\r\n" );
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document.write( "4. Finally, erase the green and blue lines:\r\n" );
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document.write( "Edwin
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