document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=317344>Question 317344</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please Help. I believe that A+B ARE DONE , BUT C IS GIVING ME A PROBLEM. i HAVE WORKED THIS PROBLEM SEVERAL TIMES AND CAN'T FIGURE IT OUT?? \r<BR>\n" );
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document.write( "Scenario #1: You handle internal accounting for Triad Homes, a land/housing developer. The company purchased land in South Florida and developed 250 acres. Two orders were recently placed with a nursery by the company’s landscapers. The invoices from the orders do not list the per-item price.<BR>\n" );
document.write( "a)	After contacting the Nursery, they inform you that the first order that was placed was for 12 Indian Hawthorn bushes and 5 Maple trees at a cost of $300.00. Use x to represent bushes and y to represent the trees. Write an equation that illustrates the situation.<BR>\n" );
document.write( "12X+5Y=300 <--- IS THIS CORRECT????\r<BR>\n" );
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document.write( "b)	The Nursery later indicates that the second order called for 6 Indian Hawthorn bushes and 8 Maple trees at a cost of $315.00. Write an equation that illustrates this situation using the same variables you used in part a. <BR>\n" );
document.write( "6X+8Y=315 <----- IS THIS CORRECT?\r<BR>\n" );
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document.write( "c)	Use the equations from parts a and b as a system of equations. Use elimination to determine the cost of each. Describe the steps you used to solve the problem </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #227218 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=227218\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> a) After contacting the Nursery, they inform you that the first order that was placed was for 12 Indian Hawthorn bushes and 5 Maple trees at a cost of $300.00. Use x to represent bushes and y to represent the trees. Write an equation that illustrates the situation.<BR>\n" );
document.write( "12X+5Y=300 <--- IS THIS CORRECT????<BR>\n" );
document.write( "Yes, correct<BR>\n" );
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document.write( "b) The Nursery later indicates that the second order called for 6 Indian Hawthorn bushes and 8 Maple trees at a cost of $315.00. Write an equation that illustrates this situation using the same variables you used in part a. <BR>\n" );
document.write( "6X+8Y=315 <----- IS THIS CORRECT?<BR>\n" );
document.write( "Yes, correct<BR>\n" );
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document.write( "c) Use the equations from parts a and b as a system of equations. Use elimination to determine the cost of each. Describe the steps you used to solve the problem.<BR>\n" );
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document.write( "System:<BR>\n" );
document.write( "12x + 5y = 300<BR>\n" );
document.write( "6x + 8y = 315<BR>\n" );
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document.write( "Multiply thru the 2nd equation by 2 to get the following system:<BR>\n" );
document.write( "12x + 5y = 300<BR>\n" );
document.write( "12x + 16y = 630<BR>\n" );
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document.write( "Subtract the 1st equation from the 2nd and solve for \"y\":<BR>\n" );
document.write( "11y = 330<BR>\n" );
document.write( "y = 30 (# of Maple trees)<BR>\n" );
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document.write( "Substitute into 6x + 8y = 315 and solve for \"x\":<BR>\n" );
document.write( "6x + 8(30) = 315<BR>\n" );
document.write( "6x + 240 = 315<BR>\n" );
document.write( "6x =   75<BR>\n" );
document.write( "x = 12.5 (# of bushes bought)<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
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