In this section, what operation will be done to polynomials?

4+6x-3x^3 in standard form with explanations because i don’t understand

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

What does x = in this equation x+3+2x=x+5