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If a positive integer, list the values of x which satisfy the equation 3x -...

Mathematics
WAEC 2009

If a positive integer, list the values of x which satisfy the equation 3x - 4 < 6 and x - 1 > 0
  • A. {1, 2, 3}
  • B. {2, 3}
  • C. {2, 3, 4}
  • D. {2, 3, 4, 5}
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Correct Answer: Option B
Explanation
3x - 4 < 6 = 3x < 6 = 4

3x < 10

x < \(\frac{10}{3}\)

x < 3.33 and x - 1 = 0

n > 1 = 1< x; since x is an integer, and 1 < x3.33

x = {2, 3}

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