2x=4/7; -10z=2/5; 3x=-1/3

Question

2x=4/7; -10z=2/5; 3x=-1/3

Answer 1

1) 2х=4/7
х=4/7 : 2
х= 4/7 *1/2
х=2/7

2) -10z=2/5
z=2/5 :-10
z=2/5*(-1/10)
z=-1/25

3)3x=-1/3
x=-1/3*1/3
x=-1/9

Answer 2

1. Х=1/7
2. Z=-1/25
3. X= -1/6