-5*[(-8+6:2)-3(+20:(-5)+2)(-2)]= eching

$$- 5 \cdot [ ( - 8 + 6 : 2 ) - 3 ( + 20 : ( - 5 ) + 2 ) ( - 2 ) ] =$$

Baholash

$$85$$

Yechim qadamlari

3 ni olish uchun 6 ni 2 ga bo‘ling.

$$-5\left(-8+3-3\left(\frac{20}{-5}+2\right)\left(-2\right)\right)$$

-5 olish uchun -8 va 3'ni qo'shing.

$$-5\left(-5-3\left(\frac{20}{-5}+2\right)\left(-2\right)\right)$$

-4 ni olish uchun 20 ni -5 ga bo‘ling.

$$-5\left(-5-3\left(-4+2\right)\left(-2\right)\right)$$

-2 olish uchun -4 va 2'ni qo'shing.

$$-5\left(-5-3\left(-2\right)\left(-2\right)\right)$$

-6 hosil qilish uchun 3 va -2 ni ko'paytirish.

$$-5\left(-5-\left(-6\left(-2\right)\right)\right)$$

12 hosil qilish uchun -6 va -2 ni ko'paytirish.

$$-5\left(-5-12\right)$$

-17 olish uchun -5 dan 12 ni ayirish.

$$-5\left(-17\right)$$

85 hosil qilish uchun -5 va -17 ni ko'paytirish.

$$85$$

Omil

$$5\times 17$$