Answer:
2
Step-by-step explanation:
18-20=2 so thats your answer
Answer: How did the Ancestral Puebloans adapt their housing to the building materials that were available in the arid Southwest? They built some houses of stone blocks against canyon walls and built freestanding villages of stone and adobe brick.
Step-by-step explanation:
Hint: if you were to graph this, and it curves, then its a linear, if not its straight, then its non linear
Answer:
Anya is incorrect.
Step-by-step explanation:
=)
The correct answer is x = −1 or x = 7
=)