You are planning to renovate a rectangular office space. The space is 12 meters long and 8 meters wide. You need to purchase carpeting for the entire office, and the carpeting costs $15 per square meter. Additionally, you need to budget for painting the four walls of the office. The height of the office is 3 meters, and the paint costs $10 per square meter. If you have a total budget of $2000 for carpeting and painting, how much money will you have left after purchasing the materials? Let's think step by step and output the final answer within \boxed{}.
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