Which of the following demonstrates the commutative property of multiplication?

3(4a − 2) = 12a − 6
3(4a − 2) = (4a − 2) ⋅ 3
12a − 6 = (4a − 2) ⋅ 3
(3 ⋅ 4a) − 2 = 3(4a − 2)

A, b, c, and d have the coordinates (-8, 1), (-2, 4), (-3, -1), and (-6, 5), respectively. which sentence about the points is true? a. a, b, c, and d lie on the same line. b. and are perpendicular lines. c. and are parallel lines. d. and are intersecting lines but are not perpendicular. e. and are parallel lines.

X^2/100+y^2/25=1 the length of the major axis is: a)5 b)10 c)20

The plant were you work has a cylindrical oil tank that is 2.5 feet across on the inside and 10 feet high. the depth of the oil in the tank is 2 feet. about how many gallons of oil are in the tank?