Add or subtract as indicated. Simplify if necessary.
- 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Simplify using order of operations.9 ÷ (-3) + 
+ (-2)3
A. -1 B. 27 C. -8 D. -2
Mathematics
Provide an appropriate response.When writing the verbal amount on a check, the decimal position is represented by the word "dot."
A. True B. False
Mathematics
Provide an appropriate response.True or False? The ordered pair (-2, -6) determines a point in quadrant III with y-coordinate -2 and x-coordinate -6.
A. True B. False
Mathematics
Write the expression with only positive exponents. Assume all variables represent nonzero numbers. Simplify if necessary.r-7
A. r1/7
B. -r7
C. - 
D. 
Mathematics