t uchun yechish
t = \frac{13}{2} = 6\frac{1}{2} = 6,5
Baham ko'rish
Klipbordga nusxa olish
3t+7-t=20
Ikkala tarafdan t ni ayirish.
2t+7=20
2t ni olish uchun 3t va -t ni birlashtirish.
2t=20-7
Ikkala tarafdan 7 ni ayirish.
2t=13
13 olish uchun 20 dan 7 ni ayirish.
t=\frac{13}{2}
Ikki tarafini 2 ga bo‘ling.
Misollar
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