ANSWER
The vertex is (-2,1)
EXPLANATION
We want to find the vertex of

We complete the square to obtain,

The first three terms forms a perfect square trinomial.

The vertex form is

This equation is in the form;

where (h,k)=(-2,1) is the vertex.
Answer:
it means the answer of a division problem
Step-by-step explanation:
Those two angles are alternate interior angles, so they must be congruent.
3x = 2x + 20
x = 20
Answer: median
Step-by-step explanation:
Answer:
Number 1 is 10 and number 2 is 7
14/2 = 7
7 + 3 = 10