x uchun yechish
x=-\frac{6}{23}\approx -0,260869565
Grafik
Baham ko'rish
Klipbordga nusxa olish
3\left(-9x-6\right)-6\left(-x+1\right)=2\left(x-9\right)
Tenglamaning ikkala tarafini 12 ga, 4,2,6 ning eng kichik karralisiga ko‘paytiring.
-27x-18-6\left(-x+1\right)=2\left(x-9\right)
3 ga -9x-6 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
-27x-18-6\left(-x\right)-6=2\left(x-9\right)
-6 ga -x+1 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
-27x-18+6x-6=2\left(x-9\right)
6 hosil qilish uchun -6 va -1 ni ko'paytirish.
-21x-18-6=2\left(x-9\right)
-21x ni olish uchun -27x va 6x ni birlashtirish.
-21x-24=2\left(x-9\right)
-24 olish uchun -18 dan 6 ni ayirish.
-21x-24=2x-18
2 ga x-9 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
-21x-24-2x=-18
Ikkala tarafdan 2x ni ayirish.
-23x-24=-18
-23x ni olish uchun -21x va -2x ni birlashtirish.
-23x=-18+24
24 ni ikki tarafga qo’shing.
-23x=6
6 olish uchun -18 va 24'ni qo'shing.
x=\frac{6}{-23}
Ikki tarafini -23 ga bo‘ling.
x=-\frac{6}{23}
\frac{6}{-23} kasri manfiy belgini olib tashlash bilan -\frac{6}{23} sifatida qayta yozilishi mumkin.
Misollar
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y = 3x + 4
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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
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