Answer:
(-2, 3)
Explanation:
Substitute 2x + 7 for y in y = -2x - 1
Add 2x to both sides
Subtract 7 from both sides.
Divide both sides by 4.
Substitute -2 for x in y = 2x + 7
Simplify both sides.
Therefore, the answer is (-2, 3).
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