Question

Решите плиз!!!!!Уравнения
2,136:(1,9 -х)=7,12 4,2*(0,8 + у)=8, 82

Answer 1

1) 2,136:(1,9 -х)=7,12
7,12(1,9-x)=2,136
13,528 - 7,12x = 2,136
7,12x = 13,528-2,136
x = 1.6
2) 4,2*(0,8 + у)=8, 82
4,2y-5,46 = 0
4,2y = 5,46
y = 5,46/4,2
y = 1,3