Answer:
the answer are x=4 and y=-3. answer C
I think that the answer is 'sale'.
Step-by-step explanation:
The tax is $1.88
7.5% = 0.075 (divide by 100)
0.075 * $25 = 1.875 or $1.88
x y
4 7
5 -1
6 -9
