Answer:
C cluster
Step-by-step explanation:
just took it
Answer: 18
See the photo for work shown
30
x = 7
( x - 4 )^2 + 3x
= ( 7 - 4 )^2 + 3 ( 7 )
= 3^2 + 21
= 9 + 21
= 30
The answer would be -8.4.