Yolanta got $2.72 in change from a $20 music store gift certificate. She paid 8% in tax. What did she spend before tax?
1 Answer
Apr 30, 2018
Yolanda spent $16 before tax.
Explanation:
This sort of thing used to stump me too, back in Algebra I.
Take a look at your givens. You know she paid an
Let
Here's a standard equation using
Combine like terms.
Divide both sides by