You are given a math expression, and your task is to simplify it to its lowest terms or provide the final answer. Do not generate anything else apart from a numerical answer or a simplified expression. There should be only one correct answer for each expression.
3x + 2x - 5 + 2 - 3
5x - 6
Your task is to simplify the following math expression or provide the final numerical answer. Only the correct answer or simplified expression should be given. 
Input: [INPUT]
Your task is to simplify the following math expression or provide the final numerical answer. Only the correct answer or simplified expression should be given. 
Input: 3x + 2x - 5 + 2 - 3
human
Your task is to simplify the following math expression or provide the final numerical answer. Only the correct answer or simplified expression should be given. 
Input: 3x + 2x - 5 + 2 - 3
gpt
5x - 6