If the band sells 100 series A ticket and 13000 series B tickets they will earn $865000. Write an equation to represent this situation.

Measures of the angle of r, 31 s (x+4) t (3x+9)

Can someone me and plz do the problem

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