Решите уравнение : 1) 1,53x + 0,47x = 15 2) 3,28x + 4,72x = 17 3) 84,6x - 44,6x = 35 4) 39,49x + 10.51x = 18

Question

Математика: Решите уравнение : 1) 1,53x + 0,47x = 15 2) 3,28x + 4,72x = 17 3) 84,6x - 44,6x = 35 4) 39,49x + 10.51x = 18

igvolume11 · Answer

1) 1.53х+0.47х=152х=15х=15:2х=7,52)3,28х+4,72х=178х=17х=17:8х=2,1253)84,6х-44,6х=3540х=35х=35:40х=0,8754)39,49х+10.51х=1850х=18х=18:50х=0,36...