document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1143557>Question 1143557</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve the following.  <BR>\n" );
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document.write( "a. Find the slope of the line that passes through the points (2,-5) and (-2,3).<BR>\n" );
document.write( "b. What are the slope and y-intercept of the equation 2x - 5y = -10?<BR>\n" );
document.write( "c. Find the x value so that the line through the points (x,-9) and (0,1) has a slope of -4.<BR>\n" );
document.write( "d. Write the equation of a line that passes through the point (-1,5) and has a slope of -7.  Your answer should be given in the form y = mx + b.<BR>\n" );
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document.write( "You must show your work to receive credit. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #764393 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39620)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=764393\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> ------------------------------------------------------------------<BR>\n" );
document.write( "a. Find the slope of the line that passes through the points (2,-5) and (-2,3).<BR>\n" );
document.write( "b. What are the slope and y-intercept of the equation 2x - 5y = -10?<BR>\n" );
document.write( "c. Find the x value so that the line through the points (x,-9) and (0,1) has a slope of -4.<BR>\n" );
document.write( "d. Write the equation of a line that passes through the point (-1,5) and has a slope of -7.  Your answer should be given in the form y = mx + b.<BR>\n" );
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document.write( "a:\r<BR>\n" );
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document.write( "If you have points (h,k) and (p,v), then slope from one of them to the other is  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=m=%28v-k%29%2F%28k-h%29 ALIGN=MIDDLE  ALT=\"m=%28v-k%29%2F%28k-h%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "b:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=Ax%2BBy=C ALIGN=MIDDLE  ALT=\"Ax%2BBy=C\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "To find slope, solve for y in terms of x, and the slope will be the coefficient on the x term.   YOU do that!<BR>\n" );
document.write( "To find y-intercept, look at the constant term in what was done to find y in terms of x.  If it was shown as \"+b\" for some positive b, then that is y-intercept.  If it was shown as \"-b\" for some positive b, then <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-b ALIGN=MIDDLE  ALT=\"-b\"   DISABLED_style= \"max-width:90%; height:auto;\" > is the y-intercpt.<BR>\n" );
document.write( "Alternatively, set x equal to 0 and solve for y, to get y-intercept.\r<BR>\n" );
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document.write( "c:\r<BR>\n" );
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document.write( "Use the formula for slope.  Solve the resulting equation. </SPAN>\n" );
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