Select each expression that is equivalent to 3(n+6) select all that apply

a. 3n+6
b. 3n+18
c. 2(n+6)+n
d. 2(n+6)+(n+6)
e. 2(n+6)+n

Angle xyz is formed by segments xy and yz on the coordinate grid below: a coordinate plane is shown. angle xyz has endpoints at 3 comma negative 1 and 6 negative 2 and 3 comma negative 3 and measures 36.87 degrees. angle xyz is rotated 270 degrees counterclockwise about the origin to form angle x′y′z′. which statement shows the measure of angle x′y′z′?