What is the value of r if the statement is true 180+r+27+30=30+200+7+19

2-digit numbers less than 91 which are 1 less than a multiple of 10

Simplify.7x + 3y - 2 + 6x + 1 + y squared 2 you! ; )

Match the vocabulary to the proper definition. in probability, two events in which 1. conditional probability the outcome of one event is independent of the outcome of a second event. 2. dependent events in probability, two events in which the outcome of one event is dependent on the outcome of a second event. the probability of an event in which the outcome of the event is conditional on the outcome of one or more different events. 3. independent events