Ответы на вопрос:
1) х - (-1 2/3) = -4 5/6 x + 1 2/3 = -4 5/6 x = -4 5/6 - 1 2/3 x = -29/6 -5/3 x= -29/6 -10/6 x= -39/6 = -6 3/6= -6 1/2 2)t - 2 4/7 = -3 5/21 t = -3 5/21 + 2 4/7 t = - 68/21 + 18/7 t= -68/21 + 54/21 t = -14/21 t= -2/3
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