Answer:
Hello! answer: y = 76
Because there vertical angles they Will have the same measure therefore y = 76 Hope that helps!
Answer:
-14
Step-by-step explanation:
difference between -20 and -5 = 15
15 x 2/5 = 30/5 = 6
-20 + 6 = -14
Answer:
Yes.
Step-by-step explanation:
If a graph G doesn't have a circuit, we must have that

where
is the number of edges of the graph and
the number of vertices. However, in this case it holds that

If you solve this problem using the substitution method then,
X = - 8
Y = - 4