x uchun yechish
x=-3
Grafik
Baham ko'rish
Klipbordga nusxa olish
8x+56+8=-6\left(x-4\right)-2
8 ga x+7 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
8x+64=-6\left(x-4\right)-2
64 olish uchun 56 va 8'ni qo'shing.
8x+64=-6x+24-2
-6 ga x-4 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
8x+64=-6x+22
22 olish uchun 24 dan 2 ni ayirish.
8x+64+6x=22
6x ni ikki tarafga qo’shing.
14x+64=22
14x ni olish uchun 8x va 6x ni birlashtirish.
14x=22-64
Ikkala tarafdan 64 ni ayirish.
14x=-42
-42 olish uchun 22 dan 64 ni ayirish.
x=\frac{-42}{14}
Ikki tarafini 14 ga bo‘ling.
x=-3
-3 ni olish uchun -42 ni 14 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}