Use the distributive law to multiply.9(x + 4)
A. 9x + 9
B. 9x + 4
C. 9x + 36
D. 36x
Answer: C
Mathematics
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Find the greatest common factor of the numbers in the group.12, 28, 40
A. 12 B. 1 C. 4 D. 8
Mathematics
In the given voting system, the weights represent, in order, voters A, B, C, and so on. Determine which voters are critical in the indicated coalition.[16 : 1, 5, 7, 9] ; coalition {A, C, D}
A. Only D is critical. B. Only C and D are critical. C. Only A is critical. D. None are critical.
Mathematics
Simplify.-(-(-y)) for y = -9
A. -10 B. 10 C. 9 D. -9
Mathematics
Find a system of inequalities with the given graph.
A. y ? -x + 3 y ? 0 x ? 0 y ? 6 B. y ? -x + 3 x ? 7 y ? 6 C. y ? -x + 3 y ? 0 x ? 0 x ? 7 D. y ? -x + 3 y ? 0 x ? 0 x ? 7 y ? 6
Mathematics