Решите уравнение 2,5*х-4,15=3,1
2.5x-4.15=3.1 2.5x=3.1+4.15 2.5x=7.25 x=7.25:2.5 x=2.9
2.5x - 4.15 = 3.1 2.5x = 3.1 + 4.15 2.5x = 7.25 x = 7.25 : 2.5 x = 2.9