Решите пожалуйста!!! 4/5t + 4/15 + 2/3t = 1
4/5t + 4/15 + 2/3t = 1
22/15t=11/15
t=11/15 разделить на 22/15 = 1/2
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4/5t + 4/15 + 2/3t = 1
22/15t=11/15
t=11/15 разделить на 22/15 = 1/2