Lisa is planning her monthly budget. She needs to allocate money for rent, groceries, and utilities. Her rent is $850 per month, she spends $150 per week on groceries, and her utilities cost $200 per month. If Lisa's monthly income is $2,500, how much money will she have left after paying for rent, groceries, and utilities? Let's think step by step and output the final answer within \boxed{}.
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