[{"id": "vpmb3x", "text": "", "content": [{"type": "content/math", "position": 0, "content": "|{x}|+1=0", "is_multiline": true}], "text_styles": [], "block_styles": []}, {"id": "mdq0uq", "text": "", "content": [{"type": "content/math", "position": 0, "content": "-2{x}=0", "is_multiline": true}], "text_styles": [], "block_styles": []}, {"id": "5gnmbu", "text": "", "content": [{"type": "content/math", "position": 0, "content": "3-2{x}=-2{x}+3", "is_multiline": true}], "text_styles": [], "block_styles": []}, {"id": "3k9lg3", "text": "", "content": [{"type": "content/math", "position": 0, "content": "{x}=17{x}+1", "is_multiline": true}], "text_styles": [], "block_styles": []}] \text{Выберите уравнение, которое не имеет корней:}