Write an equivalent numerical expression and evaluate.6 more than the sum of -3 and 9
A. -3 - [9 - 6]; -18
B. [-3 + 9] + 6; 12
C. [3 + 9] + 6; 18
D. 9 + [6 - 3]; 6
Answer: B
Mathematics
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A. 
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yd, 
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?
Apply the rules regarding the use of significant digits after all computations are complete.
?
A. ?
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Mathematics