Add (x2 + 3x - 7) + (3x3 - 4x2 +15). write your answer as a polynomial

Handsome jack is buying a pony made of diamonds. the price of the pony is p dollars, and jack also has to pay a 25% diamond pony tax. which of the following expressions could represent how much jack pays in total for the pony?

Multiplying fractions by whole number 5 x 1/3=?

Quick graph the line for y+2=32(x+4) on the coordinate plane. does anyone know the cordinates will mark brainliest.