Combine the numbers.-19 + 13 - 16 - (-18) + (-9)
A. -13
B. -49
C. -17
D. -25
Answer: A
Mathematics
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Evaluate the expression according to the order of operations.(14 - 11)2 + (1 + 6)2
A. 100 B. 46 C. 58 D. 112
Mathematics
Choose the number that is a solution of the inequality.6n - 2 > 5n - 9
A. -8 B. -10 C. -9 D. -6
Mathematics
Find the center and the radius of the circle.x2 + y2 - 4x + 4y = -4
A. (2, -2); r = 4 B. (2, -2); r = 2 C. (5, -2); r = 2 D. (2, -1); r = 2
Mathematics
Divide.
A. 4x2 - 2 + 
B. 4x - 2 + 
C. 4x - 2 + 
D. 4x2 - 2 + 
Mathematics