Question

Помогите решить уравнение
0,63=0,01х/(х+100)

Answer 1

63/100 = 1/100 * x/(x+100)

63 = x/(x+100)

63 (x + 100) = x

63 x + 6300 = x

62 x = -6300

x = -6300/62 = -3150/31