Translate the phrase into algebraic symbols.The sum of eight times a number and twenty-eight is thirty.
A. 8x + 28 = 30
B. 28x + 30 = 8
C. 8x - 28 = 30
D. 30x + 8 = 28
E. 8x + 30 = 28
Answer: A
Mathematics
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Solve the problem.Enrollment in a business seminar increased from 65 people to 89 people. By what percentage did enrollment increase?
A.
| 73% |
B.
| 63.1% |
C. 36.9%
D.
| 27% |
Mathematics
Perform the indicated operations graphically.
+ 8j - 
A. 
a = -2 - 2j
b = 8j
c = j + 8
d = 
+ 8j - 
B. 
a = -2 - 2j
b = 8j
c = j + 8
d = 
+ 8j - 
C. 
a = -2 - 2j
b = 8j
c = j + 8
d = 
+ 8j - 
D. 
a = -2 - 2j
b = 8j
c = j + 8
d = 
+ 8j - 
Mathematics
Find the Cartesian coordinates of the given point.
A. (-6
, -6)
B. (-6, -6
)
C. (6, -6
)
D. (6
, -6)
Mathematics
Find the area of the region that lies inside the first curve and outside the second curve. Select the correct answer.
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Mathematics