Answer:
All real numbers
Step-by-step explanation:
All real numbers you can put instead of the x at <em>f(x)</em>
But your output must be 
Domain is the first one which I wrote
All real numbers
Answer:
No relationship
Step-by-step explanation:
Divide 37.95 by 11 to get 3.45
so the answer is:
$3.45 per gallon
SQUARES BECAUSE THEY ARE IN THE MIDDLE DUMMY
x - 3 The total would be X I think and then you would take away $3 from the total.