4x a 0 7 2x 0

4x a 0 7 2x 0. 4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0. 4x a 0 7 2x 0
4x a 0 7 2x 0. 4x a 0 7 2x 0
4x a 0 7 2x 0. 4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0
4x a 0 7 2x 0