a company has learned that by pricing a newly-released toy at 6 Stars sales will reach 2,000 per day raising the price to $8 will cause the sales to fall thousand per day assume the ratio of change in price to change in daily sales is constant and let X be the price of the toy and Y be the number of sales.find the linear equation that models the price sales relationship for this toy. use this equation to predict the daily sales of the toy if the price is set at $6.50