document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1158869>Question 1158869</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What is a y intercept and what purpose does it serve? (I am a not so mathematical Dad trying to help a challenged child)<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 #781851 by </B><A HREF=/tutors/aboutme.mpl?userid=Theo><B>Theo(13342)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Theo><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/cgi-bin/show-face.mpl?user=Theo><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=781851\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> the y-intercept is the value of y when the value of x is equal to 0.\r<BR>\n" );
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document.write( "it is helpful to know what specific problems your son is having difficulty with, as the answer to the meaning of the y-intercept depends on the nature of the problem.\r<BR>\n" );
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document.write( "the most common usage for young children just starting in algebra is in solving straight line equations.\r<BR>\n" );
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document.write( "more specifically, the slope intercept form of the equation of the line is used.\r<BR>\n" );
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document.write( "the child is given two points or one point and a slope and the child needs to determine what the equation is.\r<BR>\n" );
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document.write( "here's a reference that might be helpful.\r<BR>\n" );
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document.write( "<a  rel=nofollow HREF= \"https://www.purplemath.com/modules/slopyint.htm\" target = \"_blank\">https://www.purplemath.com/modules/slopyint.htm</a>\r<BR>\n" );
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document.write( "here's a reference on how to interpret and solve word problems.\r<BR>\n" );
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document.write( "<a  rel=nofollow HREF= \"https://www.purplemath.com/modules/translat.htm\" traget = \"_blank\">https://www.purplemath.com/modules/translat.htm</a>\r<BR>\n" );
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document.write( "here's the second page of that reference.\r<BR>\n" );
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document.write( "<a  rel=nofollow HREF= \"https://www.purplemath.com/modules/translat2.htm\" target = \"_blank\">https://www.purplemath.com/modules/translat2.htm</a>\r<BR>\n" );
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document.write( "here's some problems that involve the use of the slope intercept form of the equation of a straight line.\r<BR>\n" );
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document.write( "<a  rel=nofollow HREF= \"https://fathersoninnovations.com/wp-content/uploads/2018/06/Slope-Intercept-Form-Word-Problems.pdf\" traget = \"_blank\">https://fathersoninnovations.com/wp-content/uploads/2018/06/Slope-Intercept-Form-Word-Problems.pdf</a>\r<BR>\n" );
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document.write( "here's a tutorial on how to derive the slope intercept form of the equation of a straight line.\r<BR>\n" );
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document.write( "<a  rel=nofollow HREF= \"https://www.mathsisfun.com/equation_of_line.html\" target = \"_blank\">https://www.mathsisfun.com/equation_of_line.html</a>\r<BR>\n" );
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document.write( "here's another reference on how to find the equation of a straight line, given certain attributes of the line.\r<BR>\n" );
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document.write( "<a  rel=nofollow HREF= \"https://www.purplemath.com/modules/strtlneq.htm\" target = \"_blank\">https://www.purplemath.com/modules/strtlneq.htm</a>\r<BR>\n" );
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document.write( "your question is very general.<BR>\n" );
document.write( "it helps to understand the question in terms of the specific problem your son is dealing with.\r<BR>\n" );
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document.write( "going through a couple of examples can help to determine how the y-intercept is used to solve those problems.\r<BR>\n" );
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document.write( "web searches such as i did to find some references can also be helpful.\r<BR>\n" );
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document.write( "youtube also has lots of tutorials that can also be helpful.\r<BR>\n" );
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