b uchun yechish
b=9
Baham ko'rish
Klipbordga nusxa olish
\frac{2}{3}b+5+b=20
b ni ikki tarafga qo’shing.
\frac{5}{3}b+5=20
\frac{5}{3}b ni olish uchun \frac{2}{3}b va b ni birlashtirish.
\frac{5}{3}b=20-5
Ikkala tarafdan 5 ni ayirish.
\frac{5}{3}b=15
15 olish uchun 20 dan 5 ni ayirish.
b=15\times \frac{3}{5}
Ikki tarafini \frac{3}{5} va teskari kasri \frac{5}{3} ga ko‘paytiring.
b=\frac{15\times 3}{5}
15\times \frac{3}{5} ni yagona kasrga aylantiring.
b=\frac{45}{5}
45 hosil qilish uchun 15 va 3 ni ko'paytirish.
b=9
9 ni olish uchun 45 ni 5 ga bo‘ling.
Misollar
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