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If 2x + y = 10, and y \(\neq\) 0, which of the following is...

Mathematics
WAEC 2006
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
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Correct Answer: Option B
Explanation
The value for which the equation is impossible

2x = 10 (if y = 0)

x = 5
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Join your school's WhatsApp group
NECO June/July 2024 - Get offline past questions & answers - Download objective & theory, all in one app 48789
Join your school's WhatsApp group
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
NECO June/July 2024 - Get offline past questions & answers - Download objective & theory, all in one app 48789