Ответ:
Объяснение:
3c/(c²-5c) - (10+c)/(c²-5c) = (3c-10-c) / (c²-5c)=
=(2c-10)/c²-5c) = 2(c-5)/c(c-5)=2/c
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Ответ:
Объяснение:
3c/(c²-5c) - (10+c)/(c²-5c) = (3c-10-c) / (c²-5c)=
=(2c-10)/c²-5c) = 2(c-5)/c(c-5)=2/c