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| 13x+15=7 | | 13x+15=6 | | 13x+15=5 | | 13x+15=4 | | 13x+15=3 | | 13x+15=2 | | 13x+15=1 | | 13x+14=20 | | 13x+14=19 | | 13x+14=18 | | 13x+14=17 | | 13x+14=16 | | 13x+14=15 | | 13x+14=14 | | 13x+14=13 | | 13x+14=12 | | 13x+14=11 | | 13x+14=10 | | 13x+14=9 | | 13x+14=8 | | 13x+14=7 | | 13x+14=6 | | 13x+14=5 | | 13x+14=4 | | 13x+14=3 | | 13x+14=2 | | 13x+14=1 | | 13x+13=20 | | 13x+13=19 | | 13x+13=18 | | 13x+13=17 | | 13x+13=16 |