Предмет: Математика, автор: chirkovegorka

Помогите решить ,забыл

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Автор ответа: VоЛk
1

\frac{1}{3a + 3} = \frac{1}{6} \\ 3a + 3 = 6 \\ 3a = 6 - 3 = 3 \\ a = 3 \div 3 = 1 \\ a = 1 \\ \\
Ответ: 1.
Автор ответа: julia4867
0
a=1. И а не должно равняться -1
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