If 2x + y = 10, and y \(\neq\) 0, which of the following is not a possible value of x?

  • A 4
  • B 5
  • C 8
  • D 10
waec 2006mathematics

The correct answer is B. 5

The value for which the equation is impossible

2x = 10 (if y = 0)

x = 5

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