Do you need the answer from the quadratic formula? if so:

x^2=a
-3x=b
-18=c






Your answer would then be 6 and -3
Answer: They wore animal hides and furs.
Explanation: Before farming was invented, people didn’t have the ability to have a stable home and life, so they were primarily nomads, moving from place to place along with the animals the hunted and consumed, so they most likely wore the pelts and skins they collected from the hunted animals.
Answer:
urban is the one with all most, then suburban with the middle, and urban on the right eith thr least amouny
Explanation:
urban is city, suburban is neighborhood, and rural is farmland.