Correct option B) 3
3 friends of Joey have never visited the zoo.
Answer:
Factor the numerator and denominator and cancel the common factors.
20
Step-by-step explanation:
Two angles are supplementary when they <span>add up to 180 degrees.
x = angle
19x-60 = </span><span>supplement angle
x + 19x - 60 = 180
20x = 180 + 60
20x = 240
x = 240/20
x = 12</span>° ← answer
