Suppose the quantityxof Super Titan radial tires made available each week in the marketplace is related to the unit-selling price by the following equation wherexis measured in units of a thousand andpis in dollars.

Suppose the quantity demanded weekly of the Super Titan radial tires is related to its unit price by the equation p+XZ=121 where p is measured in dollars and x is measured in units of a thousand. How fast is the quantity demanded weekly changing when x = 8, p = 57, and the price per tire is increasing at the rate of $2/week? (Round your answer to the nearest tire.) tires/week Need Help? Suppose the quantity x of Super Titan radial tires made available each week in the marketplace is related to the unit-selling price by the following equation where x is measured in units of a thousand and p is in dollars. 1 p512=48 How fast is the weekly supply of Super Titan radial tires being introduced into the marketplace when x = 4, p = 56, and the price/tire is decreasing at the rate of $5/week? (Round your answer to the nearest whole number.) tires/week Need Help