Help very confusing to me???!

If angle 2=3x +1 and angle 3=2x +4what is angle 2

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

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)