Perform the indicated operations and simplify. Assume all variables represent positive real numbers. - 9 + 8

A. -41
B. 41
C. -12
D. -27 


Answer: B

Mathematics

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Use the quadratic formula or graphing methods to solve the inequality.9x2 ? 3 - 3x

A.  ? -0.768 ? x ?  ? 0.434
B. x ?  ? 0.434
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Use the order of operations agreement to simplify the given expression. +  ? 

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