I’m not sure blocked from what
Divide sales tax amount over the item's cost
23.1 / 330 = 0.07
Therefore the sales tax is 7%
Answer: a= 16
Step-by-step explanation:
We have the following expression:

To find the value of the coefficient "a" you must use the distributive property to multiply the expression:

until you transform it to the form:

Then we have

Therefore the value of a in the polynomial is 16
I believe your answer is 25.12