x uchun yechish
x=-\frac{7}{9}\approx -0,777777778
Grafik
Baham ko'rish
Klipbordga nusxa olish
6x+5-15x=12
5 ga 1-3x ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
-9x+5=12
-9x ni olish uchun 6x va -15x ni birlashtirish.
-9x=12-5
Ikkala tarafdan 5 ni ayirish.
-9x=7
7 olish uchun 12 dan 5 ni ayirish.
x=\frac{7}{-9}
Ikki tarafini -9 ga bo‘ling.
x=-\frac{7}{9}
\frac{7}{-9} kasri manfiy belgini olib tashlash bilan -\frac{7}{9} sifatida qayta yozilishi mumkin.
Misollar
Ikkilik tenglama
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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}