Choice a: 3 nights and one meal for $250
choice b: 3 nights and 6 meals for $330
a motel offers the specials shown. what price is the motel charging per night?
a. $78
b. $77
c.$ 19
d.$16

hope it you

step-by-step explanation:

sin(7pi/6 - pi/3)  

= sin(7pi/6 - 2pi/6)  

= sin(5pi/6)  

= sin(pi - pi/6)  

= sin(pi/6)  

= 1/2  

sin 7pi/6 - sin pi/3  

= sin (pi + pi/6) - sin pi/3  

= -sin pi/6 - sin pi/3  

= -1/2 - sqrt(3)/2  

= -(1+sqrt(3))2