Solve the system by the addition method. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. {(8, 2)}
B. no solution; ?
C. {(9, 2)}
D. {(9, 1)}
Answer: D
Mathematics
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Solve the problem.Which of the following is not a rule for data grouped by classes:1. The classes should not overlap.2. Each piece of data should belong to only one class.3. There should be no gaps between classes.4. Classes should have the same width.
What will be an ideal response?
Mathematics
Divide.5.2y รท 0.08
A. 54y B. 65y C. 6.5y D. 66y
Mathematics
The vector v has initial point P and Terminal Point Q. Write v as a position vector.P(-1, 12), Q(8, -9)
A. 
B. 
C. 
D. 
Mathematics
Provide the requested response.For the viewing rectangle [-10, 10, 2] by [-8, 8, 2] , state the number of tick marks on the positive x-axis.
A. 5 B. 4 C. 10 D. 8
Mathematics