x uchun yechish
x=2
Grafik
Baham ko'rish
Klipbordga nusxa olish
78-\left(5x-4\right)=60x-48
Tenglamaning ikkala tarafini 6 ga ko'paytirish.
78-5x-\left(-4\right)=60x-48
5x-4 teskarisini topish uchun har birining teskarisini toping.
78-5x+4=60x-48
-4 ning teskarisi 4 ga teng.
82-5x=60x-48
82 olish uchun 78 va 4'ni qo'shing.
82-5x-60x=-48
Ikkala tarafdan 60x ni ayirish.
82-65x=-48
-65x ni olish uchun -5x va -60x ni birlashtirish.
-65x=-48-82
Ikkala tarafdan 82 ni ayirish.
-65x=-130
-130 olish uchun -48 dan 82 ni ayirish.
x=\frac{-130}{-65}
Ikki tarafini -65 ga bo‘ling.
x=2
2 ni olish uchun -130 ni -65 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}