Ответ(ы) на вопрос:
[latex] \frac{2}{3}x + \frac{7}{12} = \frac{11}{6} * \frac{6}{11} [/latex]
[latex] \frac{2}{3} x = 1 - \frac{7}{12} [/latex]
[latex]x = \frac{5}{12} * \frac{3}{2} [/latex]
[latex]x = \frac{5}{8} [/latex]
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[latex]3 \frac{2}{3} y = 1 \frac{1}{6} - \frac{1}{6} + 3 \frac{7}{12} [/latex]
[latex]3 \frac{2}{3} y = 4 \frac{7}{12} [/latex]
[latex]y = \frac{55}{12} * \frac{3}{11} = \frac{5}{4} [/latex]
[latex]y = 1 \frac{1}{4} [/latex]
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