X = 180 - 150 = 30°
z = 180 - 100 = 80°
y = 180 - 30 - 80 = 70°
Answer: x = 30, y = 70, z = 80
The answer is B. There can not be any alike "x" inputs.
Composing function is applying one function to the result of another and an arithmetic operation is when you add, subtract, multiply, or divide two functions.
