x uchun yechish
x = -\frac{66}{7} = -9\frac{3}{7} \approx -9,428571429
Grafik
Baham ko'rish
Klipbordga nusxa olish
7x-14\left(-5\right)=4
-5 olish uchun 12 dan 17 ni ayirish.
7x-\left(-70\right)=4
-70 hosil qilish uchun 14 va -5 ni ko'paytirish.
7x+70=4
-70 ning teskarisi 70 ga teng.
7x=4-70
Ikkala tarafdan 70 ni ayirish.
7x=-66
-66 olish uchun 4 dan 70 ni ayirish.
x=\frac{-66}{7}
Ikki tarafini 7 ga bo‘ling.
x=-\frac{66}{7}
\frac{-66}{7} kasri manfiy belgini olib tashlash bilan -\frac{66}{7} sifatida qayta yozilishi mumkin.
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