ГДЗ по алгебре 8 класс Макарычев ФГОС Задание 949

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\[\textbf{а)}\ \frac{9x}{5} \geq 0\]

\[x \geq 0\]

\[x \in \lbrack 0;\ + \infty)\]

\[\textbf{б)}\ 1 < \frac{3x}{4}\]

\[4 < 3x\]

\[x > \frac{4}{3}\]

\[x \in \left( 1\frac{1}{3};\ + \infty \right)\]

\[\textbf{в)}\ \frac{5 + 6x}{2} > 3\]

\[5 + 6x > 6\]

\[6x > 1\]

\[x > \frac{1}{6}\]

\[x \in \left( \frac{1}{6};\ + \infty \right)\]

\[\textbf{г)}\ \frac{4x - 11}{4} \leq 0\]

\[4x - 11 \leq 0\]

\[4x \leq 11\]

\[x \leq \frac{11}{4}\]

\[x \in \left( - \infty;2\frac{3}{4} \right\rbrack\]

\[\textbf{д)}\ \frac{1}{7}x \geq 2\]

\[x \geq 14\]

\[x \in \lbrack 14;\ + \infty)\]

\[\textbf{е)}\frac{2}{11} \cdot (x - 4) < 3\]

\[x - 4 < \frac{33}{2}\]

\[x < 16,5 + 4\]

\[x < 20,5\]

\[x \in ( - \infty;20,5)\]