Combine like terms.m - 14m
A. -15m
B. -15m2
C. -13m2
D. -13m
Answer: D
Mathematics
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Find the value of the determinant.
A. 22 B. 82 C. -62 D. 62
Mathematics
Find the slope of the line that passes through the two given points.(-7, 3) and (4, 6)
A. 
B. 
C. - 3
D. - 
Mathematics
Solve.Amy can clean the house in 9 hours. When she works together with Tom, the job takes 5 hours. How long would it take Tom, working by himself, to clean the house?
A. 12
hr
B. 4 hr
C. 11
hr
D. 11
hr
Mathematics
Solve the problem.An average score of 90 for 5 exams is needed for a final grade of A. John's first 4 exam grades are 79, 89, 97, and 95. What range of scores on the fifth (and last) 100-point exam will guarantee John an A in the course?
A. 90 to 100 B. 95 to 100 C. 99 to 100 D. 85 to 100
Mathematics