<span>50b 50=11b 95 collect the like terms
50b-11b=95-50
39b=45 divide both sides by 39
b=1.2</span>
Cosine(angle) = adjacent leg/ hypotenuse
Cosine( angle ) = 18/20
Angle = arccos(18/20)
Angle = 26 degrees
Answer:
The answer is 100% without a doubt A
Step-by-step explanation:
<span>Your answer is is simply,no x and y could have a common irrational factor. </span>