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1x + 4 = 11

1x = 11 - 4

1x = 7 (divide both sides by 1 to get x)

1x/1 = 7/1

x = 7

| x+4=10 | | x+3=20 | | x+3=19 | | x+3=18 | | x+3=17 | | x+3=16 | | x+3=15 | | x+3=14 | | x+3=13 | | x+3=12 | | x+3=11 | | x+3=10 | | x+2=20 | | x+2=19 |

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