Perform the indicated operation.-12 - (-7)
A. -19
B. -5
C. 5
D. 19
Answer: B
Mathematics
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If P(y) is a polynomial in y, then P(r) = 0 if and only if __________ is a factor of P(y).
A. -r - y B. y + r C. y - r D. r - y
Mathematics
Solve the problem.The length of a rectangular storage room is 2 feet longer than its width. If the area of the room is 63 square feet, find its dimensions.
A. w = 7 ft, l = 9 ft B. w = 6 ft, l = 8 ft C. w = 8 ft, l = 10 ft D. w = 6 ft, l = 10 ft
Mathematics
Determine whether the ordered pair is a solution to the inequality.-3x - 15y > -54; (-2, 4)
A. Yes B. No
Mathematics
Provide an appropriate response. Determine the mean of 405, 763, 305, 405, 875, and 366 to the nearest tenth.
A. 519.8 B. 542.8 C. 623.8 D. 3,119
Mathematics