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 $1,100 three years ago, find the rate of decrease per year. (Assume a straight-line model \n" ); document.write( "
Algebra.Com's Answer #223995 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! (-10,6,000) (-3,1,100) \n" ); document.write( "Slope=(1,100-6,000)/(-3+10) \n" ); document.write( "Slope=-4,900/7 \n" ); document.write( "Slope=$-700 per year is the decrease in price. \n" ); document.write( " |