x/70-x-12(710-x)+0 eching

$$\frac { x } { 70 - x } - 12 ( 710 - x ) + 0$$

Baholash

$$\frac{-12x^{2}+9361x-596400}{70-x}$$

Qisqa yechim qadamlari

Har qanday songa nolni qo‘shsangiz, o‘zi chiqadi.

$$\frac{x}{70-x}-12\left(710-x\right)$$

-12 ga 710-x ni ko'paytirish orqali distributiv xususiyatdan foydalanish.

$$\frac{x}{70-x}-8520+12x$$

Ifodalarni qo‘shish yoki ayirish uchun ularni yoyib, maxrajlarini bir xil qiling. -8520+12x ni \frac{70-x}{70-x} marotabaga ko'paytirish.

$$\frac{x}{70-x}+\frac{\left(-8520+12x\right)\left(70-x\right)}{70-x}$$

\frac{x}{70-x} va \frac{\left(-8520+12x\right)\left(70-x\right)}{70-x} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{x+\left(-8520+12x\right)\left(70-x\right)}{70-x}$$

x+\left(-8520+12x\right)\left(70-x\right) ichidagi ko‘paytirishlarni bajaring.

$$\frac{x-596400+8520x+840x-12x^{2}}{70-x}$$

x-596400+8520x+840x-12x^{2} kabi iboralarga o‘xshab birlashtiring.

$$\frac{9361x-596400-12x^{2}}{70-x}$$

Kengaytirish

$$\frac{-12x^{2}+9361x-596400}{70-x}$$

Qisqa yechim qadamlari

Har qanday songa nolni qo‘shsangiz, o‘zi chiqadi.

$$\frac{x}{70-x}-12\left(710-x\right)$$

-12 ga 710-x ni ko'paytirish orqali distributiv xususiyatdan foydalanish.

$$\frac{x}{70-x}-8520+12x$$

Ifodalarni qo‘shish yoki ayirish uchun ularni yoyib, maxrajlarini bir xil qiling. -8520+12x ni \frac{70-x}{70-x} marotabaga ko'paytirish.

$$\frac{x}{70-x}+\frac{\left(-8520+12x\right)\left(70-x\right)}{70-x}$$

\frac{x}{70-x} va \frac{\left(-8520+12x\right)\left(70-x\right)}{70-x} da bir xil maxraji bor, ularning suratini qo‘shish orqali qo‘shing.

$$\frac{x+\left(-8520+12x\right)\left(70-x\right)}{70-x}$$

x+\left(-8520+12x\right)\left(70-x\right) ichidagi ko‘paytirishlarni bajaring.

$$\frac{x-596400+8520x+840x-12x^{2}}{70-x}$$

x-596400+8520x+840x-12x^{2} kabi iboralarga o‘xshab birlashtiring.

$$\frac{9361x-596400-12x^{2}}{70-x}$$