The correct answer is B.
+ 15 represents the 15 miles she already ran.
30x represents the amount of miles she will need to run each day (because there are 31 days in January, and 1 of them has already been accounted for.
Answer:
D. F-1(x) = 3x + 6
<em>Brainliest, please!</em>
Step-by-step explanation:
y (F(x)) = 1/3x - 2
x = 1/3y - 2
x + 2 = 1/3y
y (F-1(x)) = 3x + 6
Answer:
x

Step-by-step explanation:
x = the number
3x + 8
4
3x
-4
x
