Answer:
y=-3
Step-by-step explanation:
5x+7y=-31
(-) 5x-9y+17
-----------------
16y=-48
------------
16 16
y=-3
Answer:4,200
Step-by-step explanation:
Answer:
eukaryotic cells (cells that have a nucleus) and prokaryotic cells (cells that do not have a nucleus)
Step-by-step explanation:
Answer:
discriminant is zero (0)
Step-by-step explanation:
Actually, you have a double root here: {6, 6}: "two real, equal roots." That tells us immediately that the value of the discriminant was zero (0).