Question

решите уравнения:
1) 2/3 × x = 1
2) 5 × x = 1/6
3) 4 × x = 1/4
4) 7 × x = 20

Answer 1

1)x=1:2/3
x=3/2
2)x=1/6:5
x=1/30
3)x=1/4:4
x=1/16
4)x=20/7
x=2,6/7