SOLUTION: I am trying to solve for x. Jane's purchased one item at a drug store, and the total with tax is 20.30. What is the cost of the item without tax? I wrote the following problem.

Algebra ->  Equations -> SOLUTION: I am trying to solve for x. Jane's purchased one item at a drug store, and the total with tax is 20.30. What is the cost of the item without tax? I wrote the following problem.      Log On


   

Question 127633: I am trying to solve for x.
Jane's purchased one item at a drug store, and the total with tax is 20.30. What is the cost of the item without tax?
I wrote the following problem.
x%2B.0825=20.30

Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
assuming the tax is 8.25% then you have:
x+x*.0825=20.30
x+.0825x=20.30
1.0825x=20.30
x=20.30/1.0825
x=$18.75 is the price before the tax is added.