x uchun yechish
x=7
Grafik
Baham ko'rish
Klipbordga nusxa olish
\frac{2}{5}x+8-\frac{17}{5}x=-13
Ikkala tarafdan \frac{17}{5}x ni ayirish.
-3x+8=-13
-3x ni olish uchun \frac{2}{5}x va -\frac{17}{5}x ni birlashtirish.
-3x=-13-8
Ikkala tarafdan 8 ni ayirish.
-3x=-21
-21 olish uchun -13 dan 8 ni ayirish.
x=\frac{-21}{-3}
Ikki tarafini -3 ga bo‘ling.
x=7
7 ni olish uchun -21 ni -3 ga bo‘ling.
Misollar
Ikkilik tenglama
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Chiziqli tenglama
y = 3x + 4
Arifmetik
699 * 533
Matritsa
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
Simli tenglama
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differensatsiya
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Oʻngga
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Chegaralar
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}