k uchun yechish
k = -\frac{15}{8} = -1\frac{7}{8} = -1,875
Baham ko'rish
Klipbordga nusxa olish
2+2k=-28-14k
Tenglamaning ikkala tarafini 7 ga ko'paytirish.
2+2k+14k=-28
14k ni ikki tarafga qo’shing.
2+16k=-28
16k ni olish uchun 2k va 14k ni birlashtirish.
16k=-28-2
Ikkala tarafdan 2 ni ayirish.
16k=-30
-30 olish uchun -28 dan 2 ni ayirish.
k=\frac{-30}{16}
Ikki tarafini 16 ga bo‘ling.
k=-\frac{15}{8}
\frac{-30}{16} ulushini 2 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.
Misollar
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