Answer:
a. {(0, 7), (-1, 6)}
Step-by-step explanation:

subtract the equations

for
, substitute x = 0

for
, substitute x = 0

Answer:
you put the -3 where the x's are
Step-by-step explanation:
f(x)= -2(-3)^2 - 3(-3) + 6
i think i hope thats right
Your're lucky am going to help. Kidding. :D
All real numbers but 3 and -3
I would say 50/50 chance because it can go ether ways one can go heads the others can go tails