3[(-1x-3)-(1*5)]-2[(4x-3)-(1*7)]+2[(4*5)-(-1*7)] eching

$$3 [ ( - 1 x - 3 ) - ( 1 \times 5 ) ] - 2 [ ( 4 x - 3 ) - ( 1 \times 7 ) ] + 2 [ ( 4 \times 5 ) - ( - 1 \times 7 ) ]$$

Baholash

$$50-11x$$

Yechim qadamlari

5 hosil qilish uchun 1 va 5 ni ko'paytirish.

$$3\left(-x-3-5\right)-2\left(4x-3-1\times 7\right)+2\left(4\times 5-\left(-7\right)\right)$$

-8 olish uchun -3 dan 5 ni ayirish.

$$3\left(-x-8\right)-2\left(4x-3-1\times 7\right)+2\left(4\times 5-\left(-7\right)\right)$$

3 ga -x-8 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.

$$-3x-24-2\left(4x-3-1\times 7\right)+2\left(4\times 5-\left(-7\right)\right)$$

7 hosil qilish uchun 1 va 7 ni ko'paytirish.

$$-3x-24-2\left(4x-3-7\right)+2\left(4\times 5-\left(-7\right)\right)$$

-10 olish uchun -3 dan 7 ni ayirish.

$$-3x-24-2\left(4x-10\right)+2\left(4\times 5-\left(-7\right)\right)$$

-2 ga 4x-10 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.

$$-3x-24-8x+20+2\left(4\times 5-\left(-7\right)\right)$$

-11x ni olish uchun -3x va -8x ni birlashtirish.

$$-11x-24+20+2\left(4\times 5-\left(-7\right)\right)$$

-4 olish uchun -24 va 20'ni qo'shing.

$$-11x-4+2\left(4\times 5-\left(-7\right)\right)$$

20 hosil qilish uchun 4 va 5 ni ko'paytirish.

$$-11x-4+2\left(20-\left(-7\right)\right)$$

-7 ning teskarisi 7 ga teng.

$$-11x-4+2\left(20+7\right)$$

27 olish uchun 20 va 7'ni qo'shing.

$$-11x-4+2\times 27$$

54 hosil qilish uchun 2 va 27 ni ko'paytirish.

$$-11x-4+54$$

50 olish uchun -4 va 54'ni qo'shing.

$$-11x+50$$

Kengaytirish

$$50-11x$$

Yechim qadamlari

5 hosil qilish uchun 1 va 5 ni ko'paytirish.

$$3\left(-x-3-5\right)-2\left(4x-3-1\times 7\right)+2\left(4\times 5-\left(-7\right)\right)$$

-8 olish uchun -3 dan 5 ni ayirish.

$$3\left(-x-8\right)-2\left(4x-3-1\times 7\right)+2\left(4\times 5-\left(-7\right)\right)$$

3 ga -x-8 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.

$$-3x-24-2\left(4x-3-1\times 7\right)+2\left(4\times 5-\left(-7\right)\right)$$

7 hosil qilish uchun 1 va 7 ni ko'paytirish.

$$-3x-24-2\left(4x-3-7\right)+2\left(4\times 5-\left(-7\right)\right)$$

-10 olish uchun -3 dan 7 ni ayirish.

$$-3x-24-2\left(4x-10\right)+2\left(4\times 5-\left(-7\right)\right)$$

-2 ga 4x-10 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.

$$-3x-24-8x+20+2\left(4\times 5-\left(-7\right)\right)$$

-11x ni olish uchun -3x va -8x ni birlashtirish.

$$-11x-24+20+2\left(4\times 5-\left(-7\right)\right)$$

-4 olish uchun -24 va 20'ni qo'shing.

$$-11x-4+2\left(4\times 5-\left(-7\right)\right)$$

20 hosil qilish uchun 4 va 5 ni ko'paytirish.

$$-11x-4+2\left(20-\left(-7\right)\right)$$

-7 ning teskarisi 7 ga teng.

$$-11x-4+2\left(20+7\right)$$

27 olish uchun 20 va 7'ni qo'shing.

$$-11x-4+2\times 27$$

54 hosil qilish uchun 2 va 27 ni ko'paytirish.

$$-11x-4+54$$

50 olish uchun -4 va 54'ni qo'shing.

$$-11x+50$$