document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1053584>Question 1053584</A>: <I><SPAN STYLE=\"word-break: break-all;\"> how can I put a real world problemin to the equation 70 + 5x = 40 + 10x<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 #668784 by </B><A HREF=/tutors/aboutme.mpl?userid=addingup><B>addingup(3677)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=addingup><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=addingup><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=668784\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> We make skateboards. Our client supplies the wood, wheels and other materials.<BR>\n" );
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document.write( "The cost of making skateboards in an automated machine that costs $70 and takes $5 of labor to operate is the same as making skateboards in a cheaper machine that costs $40 but needs more labor to operate, it needs $10 of labor:<BR>\n" );
document.write( "70 + 5x = 40 + 10x, where x is the number of units produced.<BR>\n" );
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document.write( "Solve the equations: 70-40 = 10x-5x = 30 = 5x; x = 6 At 6 skateboards our production cost using either machine is the same. Under 6, using the $40 machine is cheaper. But over 6 using the $70 machine is cheaper. How many units do you forecast our customer will want? </SPAN>\n" );
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