Ответ:
Пошаговое объяснение:
=(13m)/26=m/2
=(6b-12c)/(18a)=(6*(b-2c))/(18a)=(b-2c)/(3a)
=(2y-14)/((y-7)(y+7))=(2(y-7))/((y-7)(y+7))=2/(y+7)
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=((6+b)/(3-b))-(b/(3-b))=6/(3-b)
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Ответ:
Пошаговое объяснение:
=(13m)/26=m/2
=(6b-12c)/(18a)=(6*(b-2c))/(18a)=(b-2c)/(3a)
=(2y-14)/((y-7)(y+7))=(2(y-7))/((y-7)(y+7))=2/(y+7)
------------------------------------------------------------
=((6+b)/(3-b))-(b/(3-b))=6/(3-b)