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Which method uses a formula to directly find the values of \( x \) and \( y \) from two equations?
  • a)
    Cross-multiplication
  • b)
    Elimination
  • c)
    Substitution
  • d)
    Graphical method
Correct answer is option 'A'. Can you explain this answer?
Most Upvoted Answer
Which method uses a formula to directly find the values of \( x \) and...
The cross-multiplication method utilizes a specific formula to find the values of \( x \) and \( y \) directly from two linear equations. By identifying the coefficients and applying the formula, one can solve for both variables efficiently.
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