Insert parentheses in order to make the statement true.2 ? 7 - 2 = 10
A. (2)(7)(-2) = 10
B. 2 ? (7 - 2) = 10
C. 2 ? 7 (-2) = 10
D. (2 ? 7) - 2 = 10
Answer: B
Mathematics
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?
?
A. ?
B. ?
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Mathematics