x uchun yechish
x = -\frac{164}{7} = -23\frac{3}{7} \approx -23,428571429
Grafik
Baham ko'rish
Klipbordga nusxa olish
80-5x=-12\left(x+7\right)
5 ga 16-x ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
80-5x=-12x-84
-12 ga x+7 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
80-5x+12x=-84
12x ni ikki tarafga qo’shing.
80+7x=-84
7x ni olish uchun -5x va 12x ni birlashtirish.
7x=-84-80
Ikkala tarafdan 80 ni ayirish.
7x=-164
-164 olish uchun -84 dan 80 ni ayirish.
x=\frac{-164}{7}
Ikki tarafini 7 ga bo‘ling.
x=-\frac{164}{7}
\frac{-164}{7} kasri manfiy belgini olib tashlash bilan -\frac{164}{7} sifatida qayta yozilishi mumkin.
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