x uchun yechish
x=\frac{2}{13}\approx 0,153846154
Grafik
Baham ko'rish
Klipbordga nusxa olish
\frac{1}{2}x-2-7x=-3
Ikkala tarafdan 7x ni ayirish.
-\frac{13}{2}x-2=-3
-\frac{13}{2}x ni olish uchun \frac{1}{2}x va -7x ni birlashtirish.
-\frac{13}{2}x=-3+2
2 ni ikki tarafga qo’shing.
-\frac{13}{2}x=-1
-1 olish uchun -3 va 2'ni qo'shing.
x=-\left(-\frac{2}{13}\right)
Ikki tarafini -\frac{2}{13} va teskari kasri -\frac{13}{2} ga ko‘paytiring.
x=\frac{2}{13}
\frac{2}{13} hosil qilish uchun -1 va -\frac{2}{13} ni ko'paytirish.
Misollar
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