Предмет: Алгебра, автор: sashaaaa0987654321

Помогите решить пожалуйста

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Автор ответа: egorostrovskij074

Ответ:

Объяснение:

(9b-4)/(b+7) * (b-2)/(b-2) - (44-16b)/(b^2+5b-14)=

=((9b-4)*(b-2)-(44-16b))/(b^2+5b-14)

Далее то,что снизу (b^2+5b-14)не равно нулю и решаешь это уравнение

А все что сверху(9b-4)(b-2)-(44-16b)=0

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