7
x
1
=
7
7
x
2
=
14
7
x
3
=
21
7
x
4
=
28
7
x
5
=
35
7
x
6
=
42
7
x
7
=
49
7
x
8
=
56
7
x
9
=
63
7
x
10
=
70
7
x
11
=
77
7
x
12
=
84