Decide whether the statement is true or false.If two angles are supplementary and one is a right angle, then the other cannot be a right angle.
A. True
B. False
Answer: B
Mathematics
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Add or subtract, as indicated, and simplify the result.
+ 
A. 
B. 
C. 5m + 4
D. 
Mathematics
Use the fundamental counting principle to count the number of outcomes. How many ways can a president, vice-president, secretary, and treasurer be chosen from a club with 8 members? Assume that no member can hold more than one office.
A. 32 B. 70 C. 1680 D. 24
Mathematics
Evaluate the algebraic expression under the given conditions.-5x + 2 for x = 7
A. -37 B. -33 C. -3 D. -70
Mathematics
Solve by completing the square.x2 + 8x = 5
A. 4 + 
B. -4 ± 2
C. -4 ± 
D. -1 ± 
Mathematics