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Write your answer in parenthesis and use a comma.Example (9,-7) NOT 9,-7 Solve using substitution y = -2x - 1, 3x + 2y = -4 Write your answer in parenthesis and use a comma.Example (9,-7) NOT 9,-7 Solve using substitution x = 3y - 5, 4x - y = 24 Write your answer in parenthesis and use a comma.Example (9,-7) NOT 9,-7 Solve using substitution y = x - 1, 3y + 5x = 21 Write your answer in parenthesis and use a comma.Example (9,-7) NOT 9,-7 Solve using substitution x = -y + 4, 2x - y = 2, Write your answer in parenthesis and use a comma.Example (9,-7) NOT 9,-7 Solve using substitution y = 3x + 11, x = 4y Write your answer in parenthesis and use a comma.Example (9,-7) NOT 9,-7 Solve using substitution x = 2y - 4, x - 3y = -8 Write your answer in parenthesis and use a comma.Example (9,-7) NOT 9,-7 Solve using substitution x = -3y + 15, x + y = 1 Write your answer in parenthesis and use a comma.Example (9,-7) NOT 9,-7 Solve using substitution x = 4y, x - 2y = 8 |