A wall of length 789 ft 6 inch is further constructed by forming another wall of 4567m 20cm. How long will be the wall after completing the construct. Give your answer in ft.

-4

step-by-step explanation:

do 6-10=

if u need it to be negative.

answer:

at time x=0 we have 1000, at time x=1 we have 2000, at time x=2 we have 4000.  

so that's an initial value of 1000 and a ratio of 2,

y = 1000 (2^x)

hope this !