ГДЗ по алгебре 8 класс Макарычев ФГОС Задание 935

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\[\textbf{а)}\ 3x > 15\]

\[x > 5\]

\[x \in (5;\ + \infty).\]

\[\textbf{б)} - 4x < - 16\]

\[x > 4\]

\[x \in (4;\ + \infty).\]

\[\textbf{в)} - x \geq 1\]

\[x \leq - 1\]

\[x \in ( - \infty; - 1\rbrack.\]

\[\textbf{г)}\ 11y \leq 33\]

\[y \leq 3\]

\[y \in ( - \infty;3\rbrack.\]

\[\textbf{д)}\ 12y < 1,8\]

\[y < \frac{1,8}{12}\]

\[y < \frac{180}{12}\]

\[y < 0,15\]

\[y \in ( - \infty;0,15).\]

\[\textbf{е)}\ 27b \geq 12\]

\[b \geq \frac{12}{27}\]

\[b \geq \frac{4}{9}\]

\[b \in \left\lbrack \frac{4}{9};\ + \infty \right).\]

\[\textbf{ж)} - 6x > 1,5\]

\[x < \frac{1,5}{- 6}\]

\[x < - \frac{15}{60}\]

\[x < - \frac{1}{4} < - 0,25\]

\[x \in ( - \infty; - 0,25).\]

\[\textbf{з)}\ 15x \leq 0\]

\[x \leq 0\]

\[x \in ( - \infty;0\rbrack.\]

\[\textbf{и)}\ 0,5y > - 4\]

\[y > - \frac{4}{0,5}\]

\[y > - \frac{40}{5}\]

\[y > - 8\]

\[y \in ( - 8;\ + \infty).\]

\[к)\ 2,5a > 0\]

\[a > 0\]

\[a \in (0; + \infty).\]

\[л)\ \frac{1}{3}x > 6\]

\[x > 18\]

\[x \in (18; + \infty).\]

\[м) - \frac{1}{7}y < - 1\]

\[y > 7\]

\[y \in (7; + \infty).\]