What type of Angle Pair do these two angles make? Are they Supplementary or Congruent?

What kind of angle pair do the angles (13x-19) and (17y + 5) make?

Are the two angles Supplementary or Congruent?

At a pizza shop 70% of the customers order a pizza 25% of the customers order a salad and 15% of the customers order both a pizza and a salad if s customer is chosen at random what is the probability that he or she orders either a pizza or a salad