42) If the slope of the demand curve is -1 and the slope of the supply curve in :0.5, 4 56 unit sales lax well Aj lower I'd by $2 and mabel's by 14. By raise Pd by 51 and longer I's by $5. C) raise Pd by f4 and lower I's by $2. Dj change Pel and Is by $3 each. B) raise Pd by 12 and lower P's by $4