0
x
9
= ?
0
x
17
= ?
19
x
0
= ?
8
x
1
= ?
0
x
7
= ?
5
x
3
= ?
3
x
6
= ?
20
x
1
= ?
7
x
1
= ?
14
x
1
= ?
8
0
0
18
20
0
14
15
7
0
11
x
0
= ?
1
x
6
= ?
0
x
9
= ?
1
x
9
= ?
17
x
0
= ?
1
x
16
= ?
4
x
5
= ?
11
x
1
= ?
2
x
1
= ?
2
x
8
= ?
9
20
11
0
0
16
2
6
0
16
20
0
0
conicimo