p uchun yechish
p = \frac{79}{40} = 1\frac{39}{40} = 1,975
Baham ko'rish
Klipbordga nusxa olish
20\left(2p+1\right)-85=14
20 hosil qilish uchun 4 va 5 ni ko'paytirish.
40p+20-85=14
20 ga 2p+1 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
40p-65=14
-65 olish uchun 20 dan 85 ni ayirish.
40p=14+65
65 ni ikki tarafga qo’shing.
40p=79
79 olish uchun 14 va 65'ni qo'shing.
p=\frac{79}{40}
Ikki tarafini 40 ga bo‘ling.
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