document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1130407>Question 1130407</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Ian graphs these equations and finds the lines intersect at a single point (-2, -0.5) equation a: 4y-3x=4, equation b; -2x -8y = 8. Which statement is true about the values x/ -2 and y = -0.5? \r<BR>\n" );
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document.write( "A. They satisfy equation a but not b.<BR>\n" );
document.write( "B. They are the only values that make both equations true.<BR>\n" );
document.write( "C. They show that the equations represent the same line.<BR>\n" );
document.write( "D. They satisfy equation B not equation A </SPAN>\n" );
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document.write( "the lines intersect at a single point (<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-2 ALIGN=MIDDLE  ALT=\"-2\"   DISABLED_style= \"max-width:90%; height:auto;\" >, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-0.5 ALIGN=MIDDLE  ALT=\"-0.5\"   DISABLED_style= \"max-width:90%; height:auto;\" >) \r<BR>\n" );
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document.write( "equation a: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4y-3x=4 ALIGN=MIDDLE  ALT=\"4y-3x=4\"   DISABLED_style= \"max-width:90%; height:auto;\" >, <BR>\n" );
document.write( "equation b; <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-2x+-8y+=+8 ALIGN=MIDDLE  ALT=\"-2x+-8y+=+8\"   DISABLED_style= \"max-width:90%; height:auto;\" > \r<BR>\n" );
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document.write( "Which statement is true about the values <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=-2 ALIGN=MIDDLE  ALT=\"x=-2\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y+=+-0.5 ALIGN=MIDDLE  ALT=\"y+=+-0.5\"   DISABLED_style= \"max-width:90%; height:auto;\" >? <BR>\n" );
document.write( "If the graphs of the equations intersect, then there is one solution that is true for both equations, and in your case solution <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=-2 ALIGN=MIDDLE  ALT=\"x=-2\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y+=+-0.5 ALIGN=MIDDLE  ALT=\"y+=+-0.5\"   DISABLED_style= \"max-width:90%; height:auto;\" > that is only one true for both equations.\r<BR>\n" );
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document.write( "answer:\r<BR>\n" );
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document.write( "B. They are the only values that make both equations true.\r<BR>\n" );
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