Solve the system by the best method. Use set notation to express the solution set.
A. {(-1, 1)}
B. {(0, 5)}
C. {(5, -10)}
D. {(5, 0)}
Answer: B
Mathematics
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A. x8y8 B. xy7 C. x7y7 D. 7xy
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Solve the problem.Find the due date for a loan made on September 14 for 90 days.
A. December 15 B. December 13 C. January 15 D. December 14
Mathematics
The graph of a function f is given. Use the graph to answer the question.What is the domain of f?
A. {x|-25 ? x ? 25} B. {x|x ? 0} C. all real numbers D. {x|-20 ? x ? 27.5}
Mathematics
Choose the graph that models the situation best.The cost of buying x calculators at a price of $110 each
A. 
B. 
C. 
D. 
Mathematics