Question

1/5÷1=(2x)÷2/3 решите

Answer 1

1/5 : 1 = (2х) : 2/3
2х / 2/3 = 1/5
2х = 1/5 * 2/3
2х=2/15
х=2/15 :2
х=2/15 * 1/2
х=1/15