Предмет: Алгебра, автор: tebenepozubam7

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Автор ответа: nktselepov

$\frac{m}{15} -\frac{3m-1}{30} =3\\\\\frac{2m}{30} -\frac{3m-1}{30} =3|*30\\\\2m-3m+1=90\\-m=89\\m=-89$

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На дистанционном обучении, помогите​

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На дистанционном обучении, помогите