x uchun yechish
x = \frac{13}{7} = 1\frac{6}{7} \approx 1,857142857
Grafik
Baham ko'rish
Klipbordga nusxa olish
5x-5-\left(-2x\right)=8
5 ga x-1 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
5x-5+2x=8
-2x ning teskarisi 2x ga teng.
7x-5=8
7x ni olish uchun 5x va 2x ni birlashtirish.
7x=8+5
5 ni ikki tarafga qo’shing.
7x=13
13 olish uchun 8 va 5'ni qo'shing.
x=\frac{13}{7}
Ikki tarafini 7 ga bo‘ling.
Misollar
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