document.write( "Question 454092: In a certain question, total alcoholic beverage sales were $110.4 billion in 2006 and 134.1 billion in 2009.\r
\n" ); document.write( "\n" ); document.write( "(a) Let the x-axis denote time and the y-axis denote the amount of alcohol sales (in billions). Let x = 0 correspond to 2006. Fill in the blanks: The given data is represented by the points (__,100.4) and (3,___).
\n" ); document.write( "(b) Find the linear equation determined by the two points in part (a)
\n" ); document.write( "(c) Use the equation in part (b) ot estimate the alcohol sales produced in 2008.
\n" ); document.write( "(d) If the model remains accurate, when do alcohol sales reach $170 billion?
\n" ); document.write( "Thankyou for the help. It is much appreciated.
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Algebra.Com's Answer #311896 by josmiceli(19441)\"\" \"About 
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The given points are (0, 100.4) and (3, 134.1)
\n" ); document.write( "Use the point-slope formula
\n" ); document.write( "\"+%28+y+-+110.4+%29+%2F+%28+x+-+0+%29+=+%28+134.1+-+110.4+%29+%2F+%28+3+-+0+%29+\"
\n" ); document.write( "\"+%28+y+-+110.4+%29+%2F+x+=+23.7+%2F+3+\"
\n" ); document.write( "Multiply both sides by \"+3x+\"
\n" ); document.write( "\"+3%2A%28+y+-+110.4+%29+=+23.7x+\"
\n" ); document.write( "\"+3y+-+331.2+=+23.7x+\"
\n" ); document.write( "\"+3y+=+23.7x+%2B+331.2+\"
\n" ); document.write( "\"+y+=+7.9x+%2B+110.4+\" this is the equation
\n" ); document.write( "Sales in 2008:
\n" ); document.write( "\"+y+=+7.9%2A2+%2B+110.4+\"
\n" ); document.write( "\"+y+=+15.8+%2B+110+4+\"
\n" ); document.write( "\"+y+=+126.2+\"
\n" ); document.write( "The sales in 2008 were 126.2 billion
\n" ); document.write( "-------------
\n" ); document.write( "\"+y+=+7.9x+%2B+110.4+\"
\n" ); document.write( "\"+170+=+7.9x+%2B+110.4+\"
\n" ); document.write( "\"+7.9x+=+59.6+\"
\n" ); document.write( "\"+x+=+7.54+\"
\n" ); document.write( "\"2006+%2B+7.54+=+2013+\"
\n" ); document.write( "sales will reach 170 billion in 2013\r
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