x uchun yechish
x = \frac{460}{43} = 10\frac{30}{43} \approx 10,697674419
Grafik
Baham ko'rish
Klipbordga nusxa olish
20\left(23-x\right)=23x
x qiymati 0 teng bo‘lmaydi, chunki nolga bo‘lish mumkin emas. Tenglamaning ikkala tarafini 20x ga, x,20 ning eng kichik karralisiga ko‘paytiring.
460-20x=23x
20 ga 23-x ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
460-20x-23x=0
Ikkala tarafdan 23x ni ayirish.
460-43x=0
-43x ni olish uchun -20x va -23x ni birlashtirish.
-43x=-460
Ikkala tarafdan 460 ni ayirish. Har qanday sonni noldan ayirsangiz, o‘zining manfiyi chiqadi.
x=\frac{-460}{-43}
Ikki tarafini -43 ga bo‘ling.
x=\frac{460}{43}
Ikkala surat va maxrajdan manfiy belgini olib tashlash bilan \frac{-460}{-43} kasrini \frac{460}{43} ga soddalashtirish mumkin.
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}