Suzie's brother is 7 years less than twice Suzie's age, a. The sum of Suzie's age and her brother's age is 41. Which equation represents this relationship? NEED ASAP

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.

Determine if the equation defines y as a function of x: 2xy = 1. yes o no

Maria has $11 to buy fish for her aquarium. each goldfish costs $2. how many goldfish can she buy? do not include units in your answer