x uchun yechish
x = -\frac{16}{13} = -1\frac{3}{13} \approx -1,230769231
Grafik
Baham ko'rish
Klipbordga nusxa olish
2\left(1-2x\right)-9x=18
Tenglamaning ikkala tarafini 3 ga ko'paytirish.
2-4x-9x=18
2 ga 1-2x ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
2-13x=18
-13x ni olish uchun -4x va -9x ni birlashtirish.
-13x=18-2
Ikkala tarafdan 2 ni ayirish.
-13x=16
16 olish uchun 18 dan 2 ni ayirish.
x=\frac{16}{-13}
Ikki tarafini -13 ga bo‘ling.
x=-\frac{16}{13}
\frac{16}{-13} kasri manfiy belgini olib tashlash bilan -\frac{16}{13} sifatida qayta yozilishi mumkin.
Misollar
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Matritsa
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Chegaralar
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