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Mathematics
Bryan Dougherty
7 March, 15:03
Sum of a number X and three is twelve
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Burch
7 March, 16:44
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(x) + (3) = 12
x=12-3
x=9 ...
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Keyla
7 March, 17:36
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X+3=12
-3=-3
x=9
would be the sum of X and three is twelve
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