C + 20 - 13 = 100 im doing a test i need help

D. in a discrete probability distribution, the sum of the probabilities for the discrete variables will be > 1. true or false

Azul has 4 green picks and no orange picks. you add orange picks so that there are 2 orange picks for every 1 green pick. how many picks are there now.

Which method would you use to prove that the two triangles are congruent?