Answer:
18 inches.
Step-by-step explanation:
If the ratio for inches to miles is
,
then you multiply the top and bottom by 6 to get to 30. This gets the numerator to 18 inches.
Answer: 8
6x-3=45
6x=48
x=8
The answer is D
f(x) = 3x² - 12x + 4
f(-2) = 3(-2)² - 12(-2) + 4
= 12 + 24 + 4
= 40