Hard 920105 0A For the following pairs of linear curves, where x pertains to quantity in hundreds of units and y, to unit price in thousands of pesos: (a) 3x - 4y + 8 = 0 and x + 2y - 14 = 0; x - 3y + 3 = 0 and 2x + 3y - 12 = 0; Sy + 3x - 15 = 0 and 5y - 2x - 10 = 0; (d) y - 3x - 1 = 0 and 2y + 4x - 12 = 0, (H) identify which is the demand curve and which is the supply curve; (2) find the market equilibrium price and quantity algebraically and geometrically. Answers: (a) (1) D: (b) (1) D: S: (c ) (1)D: (d) (1) D: Note: Please write the solution at the back