12-8+7=
2+8+5=
5+8-10=
17-9+1=
2+10-7=
2+1+8=
4+4+11=
14-3+7=
3-1+5=
9+8-9=
1+4-4=
11-5-5=
17-5-2=
3+12+2=
13+2-6=
18-2+1=
7+9-4=
4+11-1=
8-6+10=
14+1-9=
4+12-8=
1+6-2=
18-6+7=
8+8-1=
10-3+12=
4+12+2=
9+2-5=
9-8+16=
7+8+3=
11+3-1=
5+13-9=
6+5-4=
13-4-9=
16-4-9=
13-1-2=
2+9+1=
8+10-7=
12-4-4=
7+3+7=
19-8-1=