Solve the formula for the specified variable.a + b = s + r for r
A. r = 
+ b
B. r = a + b - s
C. r = 
D. r = s(a + b)
Answer: B
Mathematics
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A. [-5, ?) B. (-?, -5] C. (-?, 0] D. [-10, ?)
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Perform the indicated operation.v = -4i + 6j + 3k and w = 6i - 2j + 3kFind 3v + 4w.
A. 12i + 10j + 21k B. 2i + 4j + 6k C. 20i - 2j + 15k D. -6i + 16j + 12k
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Graph.7x2 - 4y2 = 56
A. 
B. 
C. 
D. 
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Solve the problem.A theater has 24 rows with 25 seats in the first row, 28 in the second row, 31 in the third row, and so forth. How many seats are in the theater?
A. 1428 seats B. 2856 seats C. 2928 seats D. 1464 seats
Mathematics