x uchun yechish
x=1
Grafik
Baham ko'rish
Klipbordga nusxa olish
3\left(2+x\right)+4x-2\left(1-x\right)=x+12
Tenglamaning ikkala tarafini 12 ga, 4,3,6,12 ning eng kichik karralisiga ko‘paytiring.
6+3x+4x-2\left(1-x\right)=x+12
3 ga 2+x ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
6+7x-2\left(1-x\right)=x+12
7x ni olish uchun 3x va 4x ni birlashtirish.
6+7x-2+2x=x+12
-2 ga 1-x ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
4+7x+2x=x+12
4 olish uchun 6 dan 2 ni ayirish.
4+9x=x+12
9x ni olish uchun 7x va 2x ni birlashtirish.
4+9x-x=12
Ikkala tarafdan x ni ayirish.
4+8x=12
8x ni olish uchun 9x va -x ni birlashtirish.
8x=12-4
Ikkala tarafdan 4 ni ayirish.
8x=8
8 olish uchun 12 dan 4 ni ayirish.
x=\frac{8}{8}
Ikki tarafini 8 ga bo‘ling.
x=1
1 ni olish uchun 8 ni 8 ga bo‘ling.
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}