(14x+y)/7x + (4x-2y)/7x = (14x+y+4x-2y)/7x = (18x-y)/7x
Ответ: А)
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(14x+y)/7x + (4x-2y)/7x = (14x+y+4x-2y)/7x = (18x-y)/7x
Ответ: А)