Answer:

Step-by-step explanation:
Divide both sides by 

Simplify:
; 
Answer:
6
Step-by-step explanation:
the width of the rectangle's perimeter is 6
idk how i got that answer sorry if wrong :)
Answer:I don’t know this one sorry
Step-by-step explanation:
Answer:
f(x)=8,000(0.08)
Step-by-step explanation:
I am not 100% sertin but 8% = 0.08 so to find the percentage you would just multiple that by the given 8,000.