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3. Consider the set S = {(x, y) ER?|2x + y = 3 and - 4x - 2y = b} where b is some positive

3. Consider the set S = {(x, y) ER?|2x + y = 3 and - 4x - 2y = b} where b is some positive number. How many elements are in S if a b = 3 (Justify briefly) (2 pts) b) b= -6 (Justify briefly) (2 pts)

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