X² - 4x - 77 = 0
( x + 7) ( x - 11)
x + 7 = 0
x - 11 = 0
x = -7
x = 11
Answer:
14
Step-by-step explanation:
they = to the same thing
Answer:
Yes you are correct.
Step-by-step explanation:
The best way to check theese types of questions is go back in plug in X with your answer so 88+97+80+90(which is x)=360 then divide by 4 and get 90! So yes you are correct good job!
I hope this helps you
(-5×-8)+1
40+1
41
Answer:
d/2+9=(-15)
Step-by-step explanation:
-48
if you want me to explain, let me know in the comments !
