1.x*15/29=12/29
2.x:4/9=1/9
3.x:7/9=2/9
4.x-2/3=1/3
5.x*5/19=4/19
6.2x+3/4=7/8
7.2x-3/4=7/8
8.4x*2/9=7/18
9.x-4/9=1/9
10.x-3/17=4/17
11.x*12/13=6/13
12.x*11/17=6/17
13.x:5/6=1/6
14.x:4/12=1/3
15.x-2/7=5/7
16.x*4/21=20/21
17.3x+1/3=2/3
18.3x-1/3=2/3
19.7x*2/7=5/7
20.x+1/7=3/7
21.x-4/11=7/11
22.x*11/12=1/12
23.x*13/15=2/15
24.x*7/9=2/9
25.x:3/7=4/7
26.x-3/13=10/13
27.x*5/12=15/12
28.4x+1/2=3/4
29.4x-1/2=3/4
30.9x*1/3=2/3