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