3y(y-7)+2(y-7) eching

$$3 y ( y - 7 ) + 2 ( y - 7 )$$

Baholash

$$\left(y-7\right)\left(3y+2\right)$$

Yechim qadamlari

3y ga y-7 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.

$$3y^{2}-21y+2\left(y-7\right)$$

2 ga y-7 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.

$$3y^{2}-21y+2y-14$$

-19y ni olish uchun -21y va 2y ni birlashtirish.

$$3y^{2}-19y-14$$

Kengaytirish

$$3y^{2}-19y-14$$

Yechim qadamlari

3y ga y-7 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.

$$3y^{2}-21y+2\left(y-7\right)$$

2 ga y-7 ni ko'paytirish orqali distributiv xususiyatdan foydalanish.

$$3y^{2}-21y+2y-14$$

-19y ni olish uchun -21y va 2y ni birlashtirish.

$$3y^{2}-19y-14$$