A) 15
B) 14
C) 17
D) 16
Correct Answer: B
Solution :
45 - 38 +___= 21, Solving the equation, we get 7 + __ = 21, Now, to equate the equation we must add 14. Thus the new equation becomes 45 - 38 + 14 = 21.You need to login to perform this action.
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