R uchun yechish
R = -\frac{2480}{49} = -50\frac{30}{49} \approx -50,612244898
Baham ko'rish
Klipbordga nusxa olish
12500+250R=100+5R
100+2R ga 125 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
12500+250R-5R=100
Ikkala tarafdan 5R ni ayirish.
12500+245R=100
245R ni olish uchun 250R va -5R ni birlashtirish.
245R=100-12500
Ikkala tarafdan 12500 ni ayirish.
245R=-12400
-12400 olish uchun 100 dan 12500 ni ayirish.
R=\frac{-12400}{245}
Ikki tarafini 245 ga bo‘ling.
R=-\frac{2480}{49}
\frac{-12400}{245} ulushini 5 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.
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