x uchun yechish
x = \frac{53}{7} = 7\frac{4}{7} \approx 7,571428571
Grafik
Baham ko'rish
Klipbordga nusxa olish
20\left(x-2\right)-15\left(x-3\right)=12\left(x-4\right)
Tenglamaning ikkala tarafini 60 ga, 3,4,5 ning eng kichik karralisiga ko‘paytiring.
20x-40-15\left(x-3\right)=12\left(x-4\right)
20 ga x-2 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
20x-40-15x+45=12\left(x-4\right)
-15 ga x-3 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
5x-40+45=12\left(x-4\right)
5x ni olish uchun 20x va -15x ni birlashtirish.
5x+5=12\left(x-4\right)
5 olish uchun -40 va 45'ni qo'shing.
5x+5=12x-48
12 ga x-4 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
5x+5-12x=-48
Ikkala tarafdan 12x ni ayirish.
-7x+5=-48
-7x ni olish uchun 5x va -12x ni birlashtirish.
-7x=-48-5
Ikkala tarafdan 5 ni ayirish.
-7x=-53
-53 olish uchun -48 dan 5 ni ayirish.
x=\frac{-53}{-7}
Ikki tarafini -7 ga bo‘ling.
x=\frac{53}{7}
Ikkala surat va maxrajdan manfiy belgini olib tashlash bilan \frac{-53}{-7} kasrini \frac{53}{7} ga soddalashtirish mumkin.
Misollar
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Matritsa
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Simli tenglama
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Differensatsiya
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Oʻngga
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Chegaralar
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