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40-2\left(7-3x\right)=30-\left(3-7x\right)-5\left(x+1\right)
Tenglamaning ikkala tarafini 10 ga, 5,10,2 ning eng kichik karralisiga ko‘paytiring.
40-14+6x=30-\left(3-7x\right)-5\left(x+1\right)
-2 ga 7-3x ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
26+6x=30-\left(3-7x\right)-5\left(x+1\right)
26 olish uchun 40 dan 14 ni ayirish.
26+6x=30-3-\left(-7x\right)-5\left(x+1\right)
3-7x teskarisini topish uchun har birining teskarisini toping.
26+6x=30-3+7x-5\left(x+1\right)
-7x ning teskarisi 7x ga teng.
26+6x=27+7x-5\left(x+1\right)
27 olish uchun 30 dan 3 ni ayirish.
26+6x=27+7x-5x-5
-5 ga x+1 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.
26+6x=27+2x-5
2x ni olish uchun 7x va -5x ni birlashtirish.
26+6x=22+2x
22 olish uchun 27 dan 5 ni ayirish.
26+6x-2x=22
Ikkala tarafdan 2x ni ayirish.
26+4x=22
4x ni olish uchun 6x va -2x ni birlashtirish.
4x=22-26
Ikkala tarafdan 26 ni ayirish.
4x=-4
-4 olish uchun 22 dan 26 ni ayirish.
x=\frac{-4}{4}
Ikki tarafini 4 ga bo‘ling.
x=-1
-1 ni olish uchun -4 ni 4 ga bo‘ling.