Answer:
x=-8 or x=2
Step-by-step explanation:
x² + 6x - 6 = 10
x² + 6x - 6 - 10 = 0
x² + 6x - 16 = 0
= (x + 8)(x - 2)
x + 8 = 0
x = -8
x - 2 = 0
x = 2
180 I believe because all angles in a triangles will ALWAYS add up to 180
Answer:

Step-by-step explanation:

In a football game a team might move up 20 yards but they might get a penalty for something and push them back 15 yards.
Hope this helps. I'm just in a rush.