document.write( "Question 313252: The price of computers has been dropping steadily for the past ten years. If a desktop PC cost $6,000 ten years ago, and the same computing power cost $1,100 three years ago, find the rate of decrease per year. (Assume a straight-line model \n" ); document.write( "
Algebra.Com's Answer #223995 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
(-10,6,000) (-3,1,100)
\n" ); document.write( "Slope=(1,100-6,000)/(-3+10)
\n" ); document.write( "Slope=-4,900/7
\n" ); document.write( "Slope=$-700 per year is the decrease in price.
\n" ); document.write( "
\n" );