document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1009660>Question 1009660</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please help me solve this word problem:\r<BR>\n" );
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document.write( "In his job, Andrew earns 5% commission on his sales, plus a base salary of $2,000 per month. This can be modeled by the linear equation y=0.05x + 2,000, where y is his monthly salary in dollars and x is his sales, also in dollars.<BR>\n" );
document.write( "A.) What is the slope? With what does the slope correspond in the problem/ <BR>\n" );
document.write( "B.) What is the y-intercept? With what does the y-intercept correspond in the problem? <BR>\n" );
document.write( "C.) Use the equation to determine his monthly salary if his sales are $10,000<BR>\n" );
document.write( "D.) Use the equation to determine his sales if he wants to earn a monthly salary of $3,500\r<BR>\n" );
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document.write( "Thank you! </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #625127 by </B><A HREF=/tutors/aboutme.mpl?userid=josmiceli><B>josmiceli(19441)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josmiceli><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=josmiceli><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=625127\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> This is a linear equation. All linear equations look<BR>\n" );
document.write( "like: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+y+=+m%2Ax+%2B+b+ ALIGN=MIDDLE  ALT=\"+y+=+m%2Ax+%2B+b+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+m+ ALIGN=MIDDLE  ALT=\"+m+\"   DISABLED_style= \"max-width:90%; height:auto;\" > is the slope of this straight line <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+b+ ALIGN=MIDDLE  ALT=\"+b+\"   DISABLED_style= \"max-width:90%; height:auto;\" > is the y-intercept of the line<BR>\n" );
document.write( "--------------------------------<BR>\n" );
document.write( "You have: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+y+=+.05x+%2B+2000+ ALIGN=MIDDLE  ALT=\"+y+=+.05x+%2B+2000+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+m+=+.05+ ALIGN=MIDDLE  ALT=\"+m+=+.05+\"   DISABLED_style= \"max-width:90%; height:auto;\" > This is the slope.<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+b+=+2000+ ALIGN=MIDDLE  ALT=\"+b+=+2000+\"   DISABLED_style= \"max-width:90%; height:auto;\" > This is the y-intercept<BR>\n" );
document.write( "--------------------------------<BR>\n" );
document.write( "(a)<BR>\n" );
document.write( "The slope corresponds to the 5% commission rate<BR>\n" );
document.write( "(b)<BR>\n" );
document.write( "The y-intercept occurs where <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x+=+0+ ALIGN=MIDDLE  ALT=\"+x+=+0+\"   DISABLED_style= \"max-width:90%; height:auto;\" >, so this<BR>\n" );
document.write( "is what he earns per month when he makes no sales<BR>\n" );
document.write( "and just earns his base salary<BR>\n" );
document.write( "(c)<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+y+=+.05x+%2B+2000+ ALIGN=MIDDLE  ALT=\"+y+=+.05x+%2B+2000+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x+=+10000+ ALIGN=MIDDLE  ALT=\"+x+=+10000+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+y+=+.05%2A10000+%2B+2000+ ALIGN=MIDDLE  ALT=\"+y+=+.05%2A10000+%2B+2000+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+y+=+500+%2B+2000+ ALIGN=MIDDLE  ALT=\"+y+=+500+%2B+2000+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+y+=+2500+ ALIGN=MIDDLE  ALT=\"+y+=+2500+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "His monthly salary is $2,500<BR>\n" );
document.write( "(d)<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+3500+=+.05x+%2B+2000+ ALIGN=MIDDLE  ALT=\"+3500+=+.05x+%2B+2000+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+.05x+=+1500+ ALIGN=MIDDLE  ALT=\"+.05x+=+1500+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+x+=+30000+ ALIGN=MIDDLE  ALT=\"+x+=+30000+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "He must have $30,000 in sales<BR>\n" );
document.write( "---------------------------<BR>\n" );
document.write( "Here's the plot:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+graph%28+400%2C+400%2C+-5%2C+40%2C+-1%2C+5%2C+.05x+%2B+2+%29+ ALIGN=MIDDLE  ALT=\"+graph%28+400%2C+400%2C+-5%2C+40%2C+-1%2C+5%2C+.05x+%2B+2+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "The scale of both axes is in thousands of dollars </SPAN>\n" );
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