Answer:
B. Polygon ABCD was reflected over the x-axis and then reflected over the y-axis.
Answer: C
Step-by-step explanation:

Find the least common denominator of 4, 3, and 12.
4-3-12 | 3
4-1-4 | 4
1-1-1 |-------- 12
The first fractions needs to be multiplied by 3, and the second fraction, by 4

Solve;

Add the fractions with positive signs and subtract the one with negative sign.

Solve;

Simplify by 4;
16/4=4
12/4=3

-2.1 because each dash represents 0.1
Hope this can help.
I think x-2 is factor of f(x) but x+4 is not.
Roses: 16
Total Cost: $20.64
Divide:
$20.64 ÷ 16
= $1.29
Each Rose cost $1.29
Hope This Helped! :3