x+20%x=156 eching

$$x + 20 \% x = 156$$

x uchun yechish

$$x=130$$

Chiziqli tenglamalarni yechish bo'yicha qadamlar

\frac{20}{100} ulushini 20 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$x+\frac{1}{5}x=156$$

\frac{6}{5}x ni olish uchun x va \frac{1}{5}x ni birlashtirish.

$$\frac{6}{5}x=156$$

Ikki tarafini \frac{5}{6} va teskari kasri \frac{6}{5} ga ko‘paytiring.

$$x=156\times \frac{5}{6}$$

156\times \frac{5}{6} ni yagona kasrga aylantiring.

$$x=\frac{156\times 5}{6}$$

780 hosil qilish uchun 156 va 5 ni ko'paytirish.

$$x=\frac{780}{6}$$

130 ni olish uchun 780 ni 6 ga bo‘ling.

$$x=130$$