Question

решите уравнения 5,7:x=57; 2/7y=1

Answer 1

 5,7:x=57;
x = 5,7 : 57
x = 0,1

2/7y=1
y = 1 : 2/7
y = 1 * 7/2
y = 3,5

Answer 2

5,7:x=57
x=5,7/57
x=0,1

2/7y=1
7y=2
y=2/7