7x+1000+x=89000
7x+x+1000-1000=89000-1000
8x=88000
8x/8=88000/8
x=$11000
Answer:
B.a vertical shift of 9 units up
Step-by-step explanation:
Given 

It means shifting
unit vertically.
Now, we will find the value of
for the given function


Hence, vertical shift of 9 units.
The answer is {B} 728x2y3.