Answer:
x = -10
Step-by-step explanation:
Sorry man but I have no idea you could try google
Answer:
144
Step-by-step explanation:
Answer:
7.66
Step-by-step explanation:
Just open the parenthesis.
4x-4+4x+4x-4=84
Now simplify and solve
12x-8=84
12x=92
x= 7.66
The vertex is when x=0, so (0, 2) is the answer.