355+480 is the same as 335+ ?

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?

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4