1) ♥ ■■ ♥♥♥
2■+3♥=5
2■+4♥=6
1♥+2■+3♥=6
2■+1♥+3♥=6
2) ♥♥♥ ■■■
3♥+3■=6
6-3♥=3■
3■+3♥=6
6-3■=3♥
3) ♥♥ ♥■■■
2♥+1♥+3■=6
1) ♥ ■■ ♥♥♥
2■+3♥=5
2■+4♥=6
1♥+2■+3♥=6
2■+1♥+3♥=6
2) ♥♥♥ ■■■
3♥+3■=6
6-3♥=3■
3■+3♥=6
6-3■=3♥
3) ♥♥ ♥■■■
3♥+3■=6
2♥+1♥+3■=6
6-3♥=3■
6-3■=3♥