katy paid 23 dollars to have her haircut. she left a 20% tip. Then she bought shampoo for $6. what was the total amount that she spent

Answer$33.60

Step-by-step explanation:

First I added 23 and 6 to get $29

Then I figured out that 20 percent of 23 was 4.6 and added that to 29.

I came out with an answer of 33 dollar and sixty cents.