3
x
1
= ?
5
x
1
= ?
0
x
1
= ?
2
x
0
= ?
1
x
0
= ?
0
x
9
= ?
1
x
0
= ?
2
x
4
= ?
10
x
1
= ?
0
x
3
= ?
8
0
5
3
10
0
0
0
0
0
4
x
2
= ?
8
x
1
= ?
1
x
7
= ?
9
x
0
= ?
0
x
6
= ?
6
x
0
= ?
5
x
0
= ?
3
x
1
= ?
3
x
1
= ?
7
x
0
= ?
0
0
0
0
3
0
7
8
8
3
20
0
0
conicimo