I believe it’s 7-4x=15 and x= -2
Answer:
B.99°
Step-by-step explanation:
105°+ 66°+90°+ angle c=360°
angle c= 360° - 261
=99°
Answer:
596.223
Step-by-step explanation:
That would be

, but it is also equal to just

. You would simplify the

part, and you would get

, or if you need a decimal,

But don't forget the negative part, so the answer would be

or