Which expression is equivalent to -3(4x-0.50)? a. –12x – 1.50 b. –12x + 1.50 c. –12x – 2.50 d. –12x – 3.50

If the endpoints of the diameter of a circle are (8, 6) and (2,0), what is the standard form equation of the circle? a) (x + 5)2 + (y + 3)2 = 18 (x + 5)2 + (y + 3)2 = 3.72 (x - 5)2 + (y - 3)2 = 18 d) (x - 5)2 + (y - 3)2 = 32