代数学準備例

$6 x + 9 = 6 (x + 5) - 21$

ステップ 1

$6 (x + 5) - 21$ を簡約します。

タップして手順をさらに表示してください…

ステップ 1.1

各項を簡約します。

タップして手順をさらに表示してください…

ステップ 1.1.1

分配則を当てはめます。

$6 x + 9 = 6 x + 6 \cdot 5 - 21$

ステップ 1.1.2

$6$ に $5$ をかけます。

$6 x + 9 = 6 x + 30 - 21$

ステップ 1.2

$30$ から $21$ を引きます。

$6 x + 9 = 6 x + 9$

ステップ 2

方程式の各辺をグラフにします。解は交点のx値です。

$x \approx - 47.4, - 47.3, - 47.1, - 47, - 46.9, - 46.6, - 46.5, - 46.1\overline{9}, - 46.0\overline{9}, - 45.7\overline{9}, - 45.6\overline{9}, - 45.3\overline{9}, - 45.2\overline{9}, - 45, - 44.8\overline{9}, - 44.5\overline{9}, - 44.4\overline{9}, - 44.1\overline{9}, - 44.0\overline{9}, - 44, - 43.7\overline{9}, - 43.6\overline{9}, - 43.3\overline{9}, - 43.2\overline{9}, - 43, - 42.8\overline{9}, - 26.2\overline{9}, - 26.1\overline{9}, - 26.0\overline{9}, - 26, - 25.6\overline{9}, - 25.5\overline{9}, - 25.3\overline{9}, - 25.2\overline{9}, - 25.1\overline{9}, - 24.8\overline{9}, - 24.7\overline{9}, - 24.6\overline{9}, - 24.5\overline{9}, - 24.2\overline{9}, - 24.1\overline{9}, - 24.0\overline{9}, - 24, - 23.8\overline{9}, - 23.7\overline{9}, - 23.4\overline{9}, - 23.3\overline{9}, - 23.2\overline{9}, - 23.1\overline{9}, - 22.8\overline{9}, - 22.7\overline{9}, - 22.5\overline{9}, - 22.4\overline{9}, - 22.3\overline{9}, - 22.2\overline{9}, - 22.1\overline{9}, - 22.0\overline{9}, - 22, - 21.8\overline{9}, - 21.7\overline{9}, - 21.4\overline{9}, - 21.3\overline{9}, - \frac{31}{2}, - 15.3\overline{9}, - 15.0\overline{9}, - 15, - 14.7\overline{9}, - 14.6\overline{9}, - 14.5\overline{9}, - 14.2\overline{9}, - 14.1\overline{9}, - 14.0\overline{9}, - 14, - 13.8\overline{9}, - 13.7\overline{9}, - 13.6\overline{9}, - \frac{27}{2}, - 13.3\overline{9}, - 13.2\overline{9}, - 13.1\overline{9}, - 12.6\overline{9}, - 12.5\overline{9}, - \frac{25}{2}, - \frac{62}{5}, - 12.2\overline{9}, - 12.1\overline{9}, - 12, - 11.8\overline{9}, - 11.6\overline{9}, - \frac{58}{5}, - 11.0\overline{9}, - 11, - 10.2\overline{9}, - 10.0\overline{9}, - 10, - 9.9, - \frac{49}{5}, - \frac{48}{5}, - \frac{47}{5}, - 9.3, - 9, - 8.9, - \frac{44}{5}, - 8.7, - \frac{43}{5}, - \frac{17}{2}, - \frac{42}{5}, - 8.3, - \frac{41}{5}, - 8.1, - 8, - 7.9, - \frac{39}{5}, - 7.7, - \frac{38}{5}, - \frac{15}{2}, - \frac{37}{5}, - 7.3, - \frac{36}{5}, - 7.1, - 7, - 6.9, - \frac{34}{5}, - 6.7, - \frac{33}{5}, - \frac{13}{2}, - \frac{32}{5}, - 6.3, - \frac{31}{5}, - 6.1, - 6, - 5.9, - \frac{29}{5}, - 5.7, - \frac{28}{5}, - \frac{11}{2}, - \frac{27}{5}, - 5.3, - 0.7, - \frac{3}{5}, - \frac{1}{5}, - 0.1, 0.7, 0.9, 1.1, \frac{6}{5}, 1.3, \frac{7}{5}, \frac{3}{2}, \frac{8}{5}, 1.7, \frac{9}{5}, 1.9, 2, 2.1, \frac{12}{5}, 2.7, \frac{14}{5}, 3, \frac{16}{5}, 3.3, \frac{7}{2}, 3.7, \frac{19}{5}, 3.9, 6, 6.1, \frac{31}{5}, 6.3, \frac{32}{5}, \frac{13}{2}, \frac{34}{5}, 6.9, 7, 7.1, \frac{36}{5}, 7.3, \frac{38}{5}, 7.7, \frac{39}{5}, 7.9, 8, 8.1, \frac{42}{5}, \frac{17}{2}, \frac{43}{5}, 8.7, \frac{44}{5}, 8.9, 11, 11.1, \frac{56}{5}, 11.3, \frac{57}{5}, \frac{58}{5}, \frac{59}{5}, 11.9, 12, 12.1, 12.3, \frac{25}{2}, 12.6, 12.9, 13, 13.1, 13.2, 13.3, 13.4, \frac{27}{2}, 13.6, 13.7, 13.8, 14.1, 14.2, 14.3, 14.4, \frac{29}{2}, 14.6, 14.7, 14.8, 14.9, 15, 15.2, 15.3, 15.4, \frac{31}{2}, 15.7, 15.8, 15.9, 16, \frac{33}{2}, 16.6, 16.9, 17, 17.3, 17.4, 17.7, 17.8, 18.1, 18.2, 18.5, 18.6, 19.3, 19.4, 27.1, 27.2, 27.3, 27.4, 27.5, 27.6, 27.7, 27.8, 27.9, 28, 28.1, 28.2, 28.3, 28.4, 28.5, 28.6, 28.7, 28.8, 28.9, 29, 29.1, 29.2, 29.3, 29.4, 29.5, 29.6, 29.7, 29.8, 29.9, 30, 30.1, 30.2, 30.3, 30.4, 30.5, 30.6, 30.7, 30.8, 30.9, 31, 31.1, 31.2, 31.3, 31.4, 31.5, 31.6, 31.7, 31.8, 31.9, 32, 37.8, 37.9, 38.2, 38.3, 38.6, 38.7, 38.8, 39, 39.1, 39.4, 39.5, 39.8, 39.9, 40.2, 40.3, 40.6, 40.7, 41, 41.1$

ステップ 3

代数学準備 例

代数学準備例