(x+2)²+5(x+3)-6=0
(x²+4x+4)+(5x+15)-6=0
x²+9x+13=0
Answer: x²+9x+13=0
Answer is A.
the two angles are share a side (side BC)
hope it helps
Answer:

Step-by-step explanation:
Calculate the length (d) using the distance formula
d = √ (x₂ - x₁ )² + (y₂ - y₁ )²
with (x₁, y₁ ) = (- 1, 3) and (x₂, y₂ ) = (0, 7)
d = 
= 
= 
=
≈ 4.1 ( to 1 dec. place )