document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=885016>Question 885016</A>: <I><SPAN STYLE=\"word-break: break-all;\"> So i have been going over the linear models for over a month now.I am in eighth grade going on to the ninth.I will be taking algebra 2 but im having a hard time understanding it. I'm extremely confused on the actual problems. how do you go about solving them.for example :  a(x+2)=bx+a \r<BR>\n" );
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document.write( "thanks so much </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #534846 by </B><A HREF=/tutors/aboutme.mpl?userid=richwmiller><B>richwmiller(17219)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richwmiller><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=richwmiller><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=534846\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">  a(x+2)=bx+a can't be solved for numeric values since there are 3 variables (x,a,and b ) and only one equation.<BR>\n" );
document.write( "The general rule is one equation for each variable so that if you have three unknowns you need three equations. </SPAN>\n" );
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