Предмет: Алгебра, автор: oono28021

преобразуйте
\frac{a + b}{2} = c
Так чтобы найти b
​

Ответы

Автор ответа: sergeevaolga5
1

Ответ:

b=2c-a

Объяснение:

\frac{a+b}{2}=c\\\\a+b=2c\\\\b=2c-a

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