document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=171034>Question 171034</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/9781567655858/algebrahomeworkh>amsco's integrated algebra</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> How do I solve the problem  when I have to graph the equation with the x before the = sign. the problem is x-y=4. <BR>\n" );
document.write( "a. write the coordinates of two points on each line whose equation is given. <BR>\n" );
document.write( "b. Use the coordinates to find the slope of the line.<BR>\n" );
document.write( "c.hat is the slope of a lone that is parallel to each line whose equation is given.<BR>\n" );
document.write( "d. what is the slope of a line that is perpendicular to the line whose equation is given?<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #126247 by </B><A HREF=/tutors/aboutme.mpl?userid=gonzo><B>gonzo(654)</B></A><img src=\"/images/stars/stars-11.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=gonzo><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=126247\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> you have to move the x and the constants to the right side of the equation and move the y to the left side of the equation.<BR>\n" );
document.write( "then use the slope intercept form of the equation to find the slope and the y intercept if not given.<BR>\n" );
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document.write( "here's how.<BR>\n" );
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document.write( "your equation is:<BR>\n" );
document.write( "x - y = 4<BR>\n" );
document.write( "add y to both sides of the equation.<BR>\n" );
document.write( "x = y + 4<BR>\n" );
document.write( "subtract 4 from both sides of the equation.<BR>\n" );
document.write( "x - 4 = y<BR>\n" );
document.write( "exchange sides of equation (it remains the same:  if a = b, then b = a)<BR>\n" );
document.write( "y = x - 4<BR>\n" );
document.write( "this is the slope intercept form of the equation.<BR>\n" );
document.write( "the general equation for the slope intercept form of the equation is: y = m*x + b<BR>\n" );
document.write( "in your equation,<BR>\n" );
document.write( "m = 1<BR>\n" );
document.write( "b = -4<BR>\n" );
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document.write( "m is the slope.  b is the y-intercept (value of y when x = 0).<BR>\n" );
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document.write( "now that you have the equation in the slope intercept form, you can graph it easily.<BR>\n" );
document.write( "here's a graph of the equation y = x - 4<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph+%28800%2C800%2C-10%2C20%2C-14%2C11%2Cx-4%29 ALIGN=MIDDLE  ALT=\"graph+%28800%2C800%2C-10%2C20%2C-14%2C11%2Cx-4%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "</TD></TR></TABLE>\n" );