document.write( "Question 437214: the table lists the average salaries of several professional athletes
\n" ); document.write( "in the years 1991 and 2001. \r
\n" ); document.write( "\n" ); document.write( "Year Average salary
\n" ); document.write( "1991 $262,000
\n" ); document.write( "2001 $1,360,000\r
\n" ); document.write( "\n" ); document.write( "A. A linear function that fits the data is s(x)=?
\n" ); document.write( "(x=number of years since 1990, and s=average salary x years from 1990.)\r
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\n" ); document.write( "\n" ); document.write( "B. The predicted average salary for 2005 is?
\n" ); document.write( "The predicted average salary for 2010 is?
\n" ); document.write( "I know if I figure out a linear function for part A then I can figure out the rest. \n" ); document.write( "

Algebra.Com's Answer #302500 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi, See below as x is to be the time from \"2010\" ...
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document.write( "Year Average salary
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document.write( "2001 $1,360,000     |Using the point-slope formula, 
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document.write( "1991    $262,000   m =  1,098,000 /10 = 109,800
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document.write( "Using the standard slope-intercept form for an equation of a line y = mx + b
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document.write( "  where m = 109,800 is the slope and b the y-intercept.  
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document.write( " s(x) = 109,800x + b
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document.write( " 262,000 = 109,800*1 + b
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document.write( "  152,200 = b
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document.write( " s(x) = 109,800x + +152,200
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document.write( " s(15) = 109,800*15 + 152,200
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document.write( " s(20) = 109,800*20 + 152,200 \n" );
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