Question

(450:х+50):70=2 решите уравнение плиззз

Answer 1

450 : X + 50 = 2 * 70 = 140

450 : Х = 140 - 50 = 90

Х = 450 : 90 = 5

 

Проверка

(450 : 5 + 50) : 70 = 140 : 70 = 2