Solve the system.x2 - y2 = 39x - y = 3
A. {(-8, -5)}
B. {(8, -5)}
C. {(-8, 5)}
D. {(8, 5)}
Answer: D
Mathematics
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Add or subtract. Express the answer as a mixed number.7
- 
A. 12
B. 12
C. 13
D. 12
Mathematics
Use a graphing calculator to solve the linear equation.-8x + 7(3x - 4) = -9 - 6x
A. {1} B. {2} C. {0} D. {-1}
Mathematics
Solve the problem.The price of an airline ticket has steadily increased each week for the past month. If a linear equations was found to model the ordered pairs (date, price of ticket), which of the following would represent the slope of the graph of the equation?
A. The slope is undefined. B. The slope is zero. C. The slope is positive. D. The slope is negative.
Mathematics
Evaluate the absolute value expression.
, where x < 0
A. 1 B. -x C. 0 D. x
Mathematics