Решите уравнения: 1) (6x+2,4)÷3/5/9=2,5÷1/3 (3/5/9- смешанная дробь,1/3 - обыкновенная дробь)
2) (x-6/13)÷0,8=(5x+6)÷13 (6/13 - обыкновенная дробь)

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