Answer: Definition of Vertical Angles.
Answer:
x = -2
Step-by-step explanation:
-4x + 3y = 23
y = -7x - 9 // *-3
-4x + 3y = 23
-3y = 21x -27
+++++++++++++++++++
-4x = 21x + 50
-50 = 25x
x = -2
Answer:
I don't know the answer.
Step-by-step explanation:
I never answered the question.
Answer:
{2,3}
Step-by-step explanation:
The domain is the set of all the values of x. The range is the set of all the values of y.