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Brian Daniel
Mathematics
10 July, 10:48
Twice the difference of a number and 7 equals 5
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Dots
10 July, 11:17
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2. (x - 7) = 5
2. x - 14 = 5
2. x = 5 + 14
2. x = 19
x = 19 / 2
x = 9.5
Response: 9.5
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