Use the given information to write an equation. Let x represent the number described in the exercise. Then solve the equation and find the number.seven more than a number is equal to twelve.
A. x = 12 + 7, x = 19
B. x + 7 = 12, x = 5
C. 7 - x = 12, x = -5
D. 7 + x = 12, x = -5
Answer: B
Mathematics
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