document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1126775>Question 1126775</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The points P(2,-3), Q (3,-2) and R (8,z) are collinear,  i.e they lie on a straight line. Find the value of z. (give solution not graph and kindly explain) </SPAN>\n" );
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document.write( "P(2,-3), Q (3,-2) and R (8,z) are collinear, ...<BR>\n" );
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document.write( "slope, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28-3-%28-2%29%29%2F%282-3%29=-1%2F%28-1%29=1 ALIGN=MIDDLE  ALT=\"%28-3-%28-2%29%29%2F%282-3%29=-1%2F%28-1%29=1\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "point-slope form:  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y%2B3=1%28x-2%29 ALIGN=MIDDLE  ALT=\"y%2B3=1%28x-2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "-<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=x-2-3 ALIGN=MIDDLE  ALT=\"y=x-2-3\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=x-5 ALIGN=MIDDLE  ALT=\"y=x-5\"   DISABLED_style= \"max-width:90%; height:auto;\" >------slope-intercept form\r<BR>\n" );
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document.write( "point R(8,z)<BR>\n" );
document.write( "z, unknown y-coordinate<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=z=8-5 ALIGN=MIDDLE  ALT=\"z=8-5\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28z=3%29 ALIGN=MIDDLE  ALT=\"highlight%28z=3%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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