s uchun yechish
s=2
Baham ko'rish
Klipbordga nusxa olish
7s+12-4s=18
4 ga 3-s ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
3s+12=18
3s ni olish uchun 7s va -4s ni birlashtirish.
3s=18-12
Ikkala tarafdan 12 ni ayirish.
3s=6
6 olish uchun 18 dan 12 ni ayirish.
s=\frac{6}{3}
Ikki tarafini 3 ga bo‘ling.
s=2
2 ni olish uchun 6 ni 3 ga bo‘ling.
Misollar
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