Abigail Henderson has $1000 budgeted for spending money on an upcoming trip to London and Paris. The European currency is trading at $1.20 per euro, and Britiish pounds sterling are trading at $1.40 per pound. She plans to spend more time in France, so she wants to have three times as many euros as pounds. Set up and solve a system of equations to model this problem, and explain what your answer means in practical terms.

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