x uchun yechish
x=-6
Grafik
Baham ko'rish
Klipbordga nusxa olish
5\left(4x+10\right)=7\left(3x+8\right)
Tenglamaning ikkala tarafini 35 ga, 7,5 ning eng kichik karralisiga ko‘paytiring.
20x+50=7\left(3x+8\right)
5 ga 4x+10 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
20x+50=21x+56
7 ga 3x+8 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
20x+50-21x=56
Ikkala tarafdan 21x ni ayirish.
-x+50=56
-x ni olish uchun 20x va -21x ni birlashtirish.
-x=56-50
Ikkala tarafdan 50 ni ayirish.
-x=6
6 olish uchun 56 dan 50 ni ayirish.
x=-6
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}