document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=623338>Question 623338</A>: <I><SPAN STYLE=\"word-break: break-all;\"> please help me answer this equation using slope intercept form x-y=1\r<BR>\n" );
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document.write( "                                          -x  </SPAN>\n" );
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document.write( "     Standard slope intercept format is   :   y = m x + b<BR>\n" );
document.write( "     Convert   the given equation equation to this format :<BR>\n" );
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document.write( "                   x-y =1   -------------- :   x-y  =   1<BR>\n" );
document.write( "                                               -x   =     -x<BR>\n" );
document.write( "                                              ---------------------<BR>\n" );
document.write( "                                                -y  =   1 -x<BR>\n" );
document.write( "          Multiply both side by -1         : -1(-y  =   1 -x )<BR>\n" );
document.write( "                                                 y  =   -1 + x<BR>\n" );
document.write( "          Rewrite the equation             :     y  =   x -1<BR>\n" );
document.write( "          Substitute when y=0   , x =?     :     0  =   x -1<BR>\n" );
document.write( "                                                 +1 =     +1<BR>\n" );
document.write( "                                                 ------------<BR>\n" );
document.write( "                                                  x =  1\r<BR>\n" );
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document.write( "           Substitute  when y = 1 , x=?    :     1  =   x -1<BR>\n" );
document.write( "           Add +1 to both side to          :     +1 =     +1<BR>\n" );
document.write( "                                               --------------<BR>\n" );
document.write( "                                                  x = 2                                 <BR>\n" );
document.write( "           Replace these values in original<BR>\n" );
document.write( "           equation if they hold true      :      x-y =1<BR>\n" );
document.write( "                 when y=0 , x= 1 ,  check  :      1-0 =1   YES<BR>\n" );
document.write( "                                                  x-y =1<BR>\n" );
document.write( "                 when y=1 , x= 2 , check   :      2-1 =1   YES </SPAN>\n" );
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