x uchun yechish
x = \frac{9}{2} = 4\frac{1}{2} = 4,5
Grafik
Baham ko'rish
Klipbordga nusxa olish
6x+12=2\left(x+15\right)
3 ga 2x+4 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
6x+12=2x+30
2 ga x+15 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
6x+12-2x=30
Ikkala tarafdan 2x ni ayirish.
4x+12=30
4x ni olish uchun 6x va -2x ni birlashtirish.
4x=30-12
Ikkala tarafdan 12 ni ayirish.
4x=18
18 olish uchun 30 dan 12 ni ayirish.
x=\frac{18}{4}
Ikki tarafini 4 ga bo‘ling.
x=\frac{9}{2}
\frac{18}{4} ulushini 2 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.
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}