x uchun yechish
x=\frac{10}{13}\approx 0,769230769
Grafik
Baham ko'rish
Klipbordga nusxa olish
7x+7+2\left(3x-1\right)=15
7 ga x+1 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
7x+7+6x-2=15
2 ga 3x-1 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
13x+7-2=15
13x ni olish uchun 7x va 6x ni birlashtirish.
13x+5=15
5 olish uchun 7 dan 2 ni ayirish.
13x=15-5
Ikkala tarafdan 5 ni ayirish.
13x=10
10 olish uchun 15 dan 5 ni ayirish.
x=\frac{10}{13}
Ikki tarafini 13 ga bo‘ling.
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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