My algebra 3 teacher has been no help and this is my senior year and I’m just trying to get through all this bs.

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

Use the data on the dot plot to answer the question.how many people read for more than three hours last week? i'm on a unit test review

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.