I believe it is the second one hope that helped
Answer:
don't copy in a test fam dude I'm
You were right, its the second choice CA=CB+BA

The false (wrong) equation among them is : A

Because any number in a modulus comes out to be positive.
Answer:
Discount: 25%
Tax: 6.5%
Step-by-step explanation:
Percentage of discount:
x/100 = 10/39.99 (what percentage is 10 of 39.99) (%/100=is/of)
= 25%
Percentage of tax:
x/100 = 1.95/29.99
= 6.5%