Solve the system of equations by the substitution method. Check your solutions. For any dependent equations, write your answer in ordered pair form.

A. {(5, 4), (4, 5)}
B. {(-5, -4), (-4, -5)}
C. {(-5, 4), (-4, 5)}
D. {(5, -4), (4, -5)}


Answer: A

Mathematics

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A. function B. not a function

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A.
B.
C.
D.

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Find the perimeter.The local park district acquired lands to be used for a new dog park. How many yards of fencing are needed to enclose the dog park?

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