document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=129521>Question 129521</A>: <I><SPAN STYLE=\"word-break: break-all;\"> You planted a 16-inch hemlock tree that grows at a rate of 4 inches per year. Then 5 years later you planted a 10-inch blue spruce tree that grows at a rate of 6 inches per year. In how many years after you planted the hemlock tree will the two trees be the same heigh? How tall will the trees be? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #94924 by </B><A HREF=/tutors/aboutme.mpl?userid=scott8148><B>scott8148(6628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=scott8148><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=scott8148><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=94924\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> let x=years\r<BR>\n" );
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document.write( "\"You planted a 16-inch hemlock tree that grows at a rate of 4 inches per year\"<BR>\n" );
document.write( "__ 16+4x\r<BR>\n" );
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document.write( "\"5 years later you planted a 10-inch blue spruce tree that grows at a rate of 6 inches per year\"<BR>\n" );
document.write( "__ 10+6(x-5)\r<BR>\n" );
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document.write( "\"how many years after you planted the hemlock tree will the two trees be the same heigh?<BR>\n" );
document.write( "__ 16+4x=10+6(x-5)\r<BR>\n" );
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document.write( "16+4x=10+6x-30 __ 36=2x\r<BR>\n" );
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document.write( "substitute value of x into 16+4x to find height </SPAN>\n" );
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