Which equation can be used to 500
(6x+12)
(2x+8)°
(3x-12)°
(7x-8)°
A
72 – 8= 2x + 8
B
(3x – 12) + (7x – 8) = 90
С
(7x – 8) + (6x + 12) = 180
D
6x + 12 = 7x - 8