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If the sum of two numbers is 12 and their difference is 2, what are the two numbers?
  • a)
    7 and 5
  • b)
    6 and 6
  • c)
    4 and 8
  • d)
    5 and 7
Correct answer is option 'A'. Can you explain this answer?
Most Upvoted Answer
If the sum of two numbers is 12 and their difference is 2, what are th...
Let the two numbers be \( x \) and \( y \). The equations formed are \( x + y = 12 \) and \( x - y = 2 \). Adding these gives \( 2x = 14 \) or \( x = 7 \). Substituting \( x \) back into the first equation gives \( y = 5 \). Thus, the numbers are 7 and 5.
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