Answer:
Step-by-step explanation:

D = {x E R/ x ≠ 1 and x ≠ - 1}
I Hope I've helped you.
The solution would be the coordinates of (3a,a).
Answer:
44 dollars
Step-by-step explanation:
If you subtract 50 from 270 you get 220. Then you would divide 220 by 5 and get 44 dollars per day.
6*28= 168
You put 168 in the green box