document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1154980>Question 1154980</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Can you help me with this problem I'm stuck. A mechanic has a 55-gallon drum filled with a solution that she uses to clean tools. She estimates that she uses two gallons of this solution each week. Which of the equations below best represents the amount of the solution (S) as a function of the number of weeks (w)? \r<BR>\n" );
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document.write( "S(w) = 2w\r<BR>\n" );
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document.write( "S(w) = 2w + 55\r<BR>\n" );
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document.write( "S(w) = 2w - 55\r<BR>\n" );
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document.write( "S(w) = 55 - 2w </SPAN>\n" );
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document.write( " A mechanic has a <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=55 ALIGN=MIDDLE  ALT=\"55\"   DISABLED_style= \"max-width:90%; height:auto;\" >-gallon drum filled with a solution that she uses to clean tools. <BR>\n" );
document.write( "She estimates that she <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=uses ALIGN=MIDDLE  ALT=\"uses\"   DISABLED_style= \"max-width:90%; height:auto;\" > two gallons of this solution <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=each ALIGN=MIDDLE  ALT=\"each\"   DISABLED_style= \"max-width:90%; height:auto;\" ><IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=+week ALIGN=MIDDLE  ALT=\"+week\"   DISABLED_style= \"max-width:90%; height:auto;\" >=> so, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2 ALIGN=MIDDLE  ALT=\"2\"   DISABLED_style= \"max-width:90%; height:auto;\" > gallons will be subtracted each week from total of  <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=55 ALIGN=MIDDLE  ALT=\"55\"   DISABLED_style= \"max-width:90%; height:auto;\" >, and if the number of weeks is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=w ALIGN=MIDDLE  ALT=\"w\"   DISABLED_style= \"max-width:90%; height:auto;\" > you deduct <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2w ALIGN=MIDDLE  ALT=\"2w\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
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document.write( "=> answer is: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=S%28w%29+=+55+-+2w ALIGN=MIDDLE  ALT=\"S%28w%29+=+55+-+2w\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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