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Use the equations below to answer the questions further below. Note: do not round at intermediate steps! P = 490 + 3.125Qs P- 2020 - 2.50d The equilibrium price and quantity traded is $ and units.B. Suppose there was a decrease in the price of a substitute in consumption resulting in a change of 75. Complete the table below. Note: this will change either demand or supply, but not both. P 45 60 75 90 105 120 135 150 165135 150 165 C. The new equilibrium price and quantity traded is $ and units