x uchun yechish
x=1
Grafik
Baham ko'rish
Klipbordga nusxa olish
3\left(3x-1\right)-2\left(4x-7\right)=12
Tenglamaning ikkala tarafini 12 ga, 4,6 ning eng kichik karralisiga ko‘paytiring.
9x-3-2\left(4x-7\right)=12
3 ga 3x-1 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
9x-3-8x+14=12
-2 ga 4x-7 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
x-3+14=12
x ni olish uchun 9x va -8x ni birlashtirish.
x+11=12
11 olish uchun -3 va 14'ni qo'shing.
x=12-11
Ikkala tarafdan 11 ni ayirish.
x=1
1 olish uchun 12 dan 11 ni ayirish.
Misollar
Ikkilik tenglama
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometriya
4 \sin \theta \cos \theta = 2 \sin \theta
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}