x uchun yechish
x = \frac{26}{7} = 3\frac{5}{7} \approx 3,714285714
Grafik
Baham ko'rish
Klipbordga nusxa olish
8x+20=3\left(5x-2\right)
4 ga 2x+5 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
8x+20=15x-6
3 ga 5x-2 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
8x+20-15x=-6
Ikkala tarafdan 15x ni ayirish.
-7x+20=-6
-7x ni olish uchun 8x va -15x ni birlashtirish.
-7x=-6-20
Ikkala tarafdan 20 ni ayirish.
-7x=-26
-26 olish uchun -6 dan 20 ni ayirish.
x=\frac{-26}{-7}
Ikki tarafini -7 ga bo‘ling.
x=\frac{26}{7}
Ikkala surat va maxrajdan manfiy belgini olib tashlash bilan \frac{-26}{-7} kasrini \frac{26}{7} ga soddalashtirish mumkin.
Misollar
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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
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Differensatsiya
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Oʻngga
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Chegaralar
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