若‖x+2‖与‖y-3‖互为相反数,求‖x+y‖的值.要过程,谢谢
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![若‖x+2‖与‖y-3‖互为相反数,求‖x+y‖的值.要过程,谢谢](/uploads/image/z/6917386-58-6.jpg?t=%E8%8B%A5%E2%80%96x%2B2%E2%80%96%E4%B8%8E%E2%80%96y-3%E2%80%96%E4%BA%92%E4%B8%BA%E7%9B%B8%E5%8F%8D%E6%95%B0%2C%E6%B1%82%E2%80%96x%2By%E2%80%96%E7%9A%84%E5%80%BC.%E8%A6%81%E8%BF%87%E7%A8%8B%2C%E8%B0%A2%E8%B0%A2)
若‖x+2‖与‖y-3‖互为相反数,求‖x+y‖的值.要过程,谢谢
若‖x+2‖与‖y-3‖互为相反数,求‖x+y‖的值.要过程,谢谢
若‖x+2‖与‖y-3‖互为相反数,求‖x+y‖的值.要过程,谢谢
若‖x+2‖与‖y-3‖互为相反数,求‖x+y‖的值.要过程,谢谢
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