y uchun yechish
y=\frac{4}{7}\approx 0,571428571
y'ni tayinlash
y≔\frac{4}{7}
Grafik
Baham ko'rish
Klipbordga nusxa olish
y=\frac{5\times 5}{7}-3
5\times \frac{5}{7} ni yagona kasrga aylantiring.
y=\frac{25}{7}-3
25 hosil qilish uchun 5 va 5 ni ko'paytirish.
y=\frac{25}{7}-\frac{21}{7}
3 ni \frac{21}{7} kasrga o‘giring.
y=\frac{25-21}{7}
\frac{25}{7} va \frac{21}{7} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.
y=\frac{4}{7}
4 olish uchun 25 dan 21 ni ayirish.
Misollar
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