Ответ:
Решено верно
Объяснение:
1. 1) 3 /(2а-3) + 2a / -(2a-3) = (3-2a) / (2a-3) = - (2a-3) / (2a-3) = -1
2) 5 / (1-5a) - 25a / (1-5a) = (5-25a) / (1-5a) = 5×(1-5a) / (1-5a) = 5
2. x / 3y + 4y / 9x
3. k×(k+2)+ 10/k
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Answers & Comments
Ответ:
Решено верно
Объяснение:
1. 1) 3 /(2а-3) + 2a / -(2a-3) = (3-2a) / (2a-3) = - (2a-3) / (2a-3) = -1
2) 5 / (1-5a) - 25a / (1-5a) = (5-25a) / (1-5a) = 5×(1-5a) / (1-5a) = 5
2. x / 3y + 4y / 9x
3. k×(k+2)+ 10/k