x uchun yechish
x=7
Grafik
Baham ko'rish
Klipbordga nusxa olish
16-6x-\left(2-7x\right)=12-\left(5-2x\right)
2 ga 8-3x ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
16-6x-2-\left(-7x\right)=12-\left(5-2x\right)
2-7x teskarisini topish uchun har birining teskarisini toping.
16-6x-2+7x=12-\left(5-2x\right)
-7x ning teskarisi 7x ga teng.
14-6x+7x=12-\left(5-2x\right)
14 olish uchun 16 dan 2 ni ayirish.
14+x=12-\left(5-2x\right)
x ni olish uchun -6x va 7x ni birlashtirish.
14+x=12-5-\left(-2x\right)
5-2x teskarisini topish uchun har birining teskarisini toping.
14+x=12-5+2x
-2x ning teskarisi 2x ga teng.
14+x=7+2x
7 olish uchun 12 dan 5 ni ayirish.
14+x-2x=7
Ikkala tarafdan 2x ni ayirish.
14-x=7
-x ni olish uchun x va -2x ni birlashtirish.
-x=7-14
Ikkala tarafdan 14 ni ayirish.
-x=-7
-7 olish uchun 7 dan 14 ni ayirish.
x=7
Ikkala tarafini -1 ga ko‘paytiring.
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}