The answer is b.6, you set up a proportion of the corresponding sides in both triangles...12/9=8/x solve for x and get 6.
Answer:
A = -12
B = -8
C = -4
Step-by-step explanation:

x = -2

A = -12
x = 0

B = -8
x = 2

C = -4
Hope this helps
Answer:
hi
Step-by-step explanation:
5(-4)+22 = (-4)+6
-20+22 = -4+6
2 = 2
Maria is correct, since both sides equally match.