Final answer:
In this high school Mathematics question, the student is asked to sort expressions based on their values equal to 10, 12, 10:3, or not applicable. The task touches upon algebraic expressions, requiring elimination of terms for simplification and checking if the answer is reasonable. Without additional information, a concrete solution cannot be provided.
Step-by-step explanation:
The subject of the question is Mathematics, specifically pertaining to the topics of algebraic expressions and the simplification of algebra. Your task is to sort the expressions into categories based on whether their values are equal to 10, 12, 10:3, or not applicable. Given the information provided, the task involves analyzing algebraic equations and their solutions.
For instance, if "/1 = 5 A," then multiplying both sides by 1 would simplify to "A = 5." If "13 = -2 A," we would solve for A to find A equals -13/2. However, these expressions do not directly help categorize the values as equal to the specified numbers unless additional information or context is given.
In this exercise, a key step in simplification would be to eliminate terms wherever possible to simplify the algebra and then to check the answer to see if it is reasonable, ensuring that no arithmetic errors have been made during the process. Without additional expressions or numerical contexts, these guidelines can help you structure your approach to solving the question but cannot provide direct solutions to the categorization.