I don’t understand the question.
The relation is <em>not a function</em> if any x-value is repeated.
Assuming you have
(x, y) = (3, 10), (__, 20)
if x = 3, the relation is not a function.
A quotient of a number 21 is 3 and 63
Hope this helps!
Answer: 1 1/14
Step-by-step explanation:
180-2(55)-x=0
180-110-x=0
70-x=0
-x=-70
x=70°