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