How do you solve for x when given |x+a| =b

Successful implementation of a new system is based on three independent modules. module 1 works properly with probability 0.96. for modules 2 and 3, these probabilities equal 0.95 and 0.90. compute the probability that at least one of these three modules fails to work properly.

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

What are the first 4 terms in the multiplication pattern given by the formula 2×4n