SAT Math Practice Exam

Category - Mathematics - Medium

What are all values of x such that x2 + 7 x + 6 = 0 ?
  1. -6 = x = -1
  2. -6 = x = 1
  3. 1 = x = 6
  4. x = -6 or x = -1
  5. x = 1 or x = 6
Explanation
Answer: D - x = -6 or x = -1
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