Final answer:
The question seems to imply a need to solve an inequality, but no coherent inequality is provided. A clear inequality is needed for a step-by-step solution. Fragments of different mathematical problems are given but they do not form a single solvable problem.
Step-by-step explanation:
The question seems to be about solving an inequality; however, the inequality itself is not provided in the question. Instead, some parts of different mathematical problems have been given. To solve the inequality for x and show EVERY step of the solution, we need a clear inequality presented in the format of an equation or expression with a greater than (>) or less than (<) symbol indicating the inequality. The numbers and fragments of sentences provided (e.g., 12 7(4+5) −19, the references to probabilities and conditional probabilities, the plus-four method with x = 6 and n = 25, etc.) are not sufficiently coherent to form a single mathematical problem that we can solve.