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ACT Math Practice Question

Let the slope of $3x + 2y = 5$ be $m_1$, and the slope of $6x + 4y = 7$ be $m_2$. Which of the following is true?

  1. A.$m_1 = m_2$
  2. B.$m_1 = 2m_2$
  3. C.$2m_1 = m_2$
  4. D.$7m_1 = 5m_2$

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