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Substitutie of combinatie

  1. \(\left\{\begin{matrix}-3x+3y=\frac{-121}{3}\\x+y=\frac{113}{9}\end{matrix}\right.\)
  2. \(\left\{\begin{matrix}-6x+y=\frac{-197}{17}\\-5x+5y=\frac{-135}{17}\end{matrix}\right.\)
  3. \(\left\{\begin{matrix}-5x+2y=5\\-x-6y=\frac{-59}{5}\end{matrix}\right.\)
  4. \(\left\{\begin{matrix}-5y=\frac{-111}{10}-3x\\x-4y=\frac{-107}{10}\end{matrix}\right.\)
  5. \(\left\{\begin{matrix}-4y=\frac{-25}{7}-3x\\-x+y=1\end{matrix}\right.\)
  6. \(\left\{\begin{matrix}-4y=\frac{-101}{18}+6x\\-4x-y=\frac{-52}{9}\end{matrix}\right.\)
  7. \(\left\{\begin{matrix}6y=\frac{21}{26}+3x\\-x+3y=\frac{43}{26}\end{matrix}\right.\)
  8. \(\left\{\begin{matrix}4x-y=\frac{-19}{8}\\-6x=-3y+\frac{21}{8}\end{matrix}\right.\)
  9. \(\left\{\begin{matrix}4x-4y=\frac{-118}{7}\\x-y=\frac{-59}{14}\end{matrix}\right.\)
  10. \(\left\{\begin{matrix}y=\frac{-51}{11}+3x\\-3x+5y=\frac{-123}{11}\end{matrix}\right.\)
  11. \(\left\{\begin{matrix}-6x-2y=\frac{517}{5}\\4x=y+\frac{-673}{10}\end{matrix}\right.\)
  12. \(\left\{\begin{matrix}-5x+5y=\frac{107}{2}\\-x+5y=\frac{35}{2}\end{matrix}\right.\)

Substitutie of combinatie

Verbetersleutel

  1. \(\left\{\begin{matrix}-3x+3y=\frac{-121}{3}\\x+y=\frac{113}{9}\end{matrix}\right.\qquad V=\{(13,\frac{-4}{9})\}\)
  2. \(\left\{\begin{matrix}-6x+y=\frac{-197}{17}\\-5x+5y=\frac{-135}{17}\end{matrix}\right.\qquad V=\{(2,\frac{7}{17})\}\)
  3. \(\left\{\begin{matrix}-5x+2y=5\\-x-6y=\frac{-59}{5}\end{matrix}\right.\qquad V=\{(\frac{-1}{5},2)\}\)
  4. \(\left\{\begin{matrix}-5y=\frac{-111}{10}-3x\\x-4y=\frac{-107}{10}\end{matrix}\right.\qquad V=\{(\frac{13}{10},3)\}\)
  5. \(\left\{\begin{matrix}-4y=\frac{-25}{7}-3x\\-x+y=1\end{matrix}\right.\qquad V=\{(\frac{-3}{7},\frac{4}{7})\}\)
  6. \(\left\{\begin{matrix}-4y=\frac{-101}{18}+6x\\-4x-y=\frac{-52}{9}\end{matrix}\right.\qquad V=\{(\frac{7}{4},\frac{-11}{9})\}\)
  7. \(\left\{\begin{matrix}6y=\frac{21}{26}+3x\\-x+3y=\frac{43}{26}\end{matrix}\right.\qquad V=\{(\frac{5}{2},\frac{18}{13})\}\)
  8. \(\left\{\begin{matrix}4x-y=\frac{-19}{8}\\-6x=-3y+\frac{21}{8}\end{matrix}\right.\qquad V=\{(\frac{-3}{4},\frac{-5}{8})\}\)
  9. \(\left\{\begin{matrix}4x-4y=\frac{-118}{7}\\x-y=\frac{-59}{14}\end{matrix}\right.\qquad V=\{(-4,\frac{3}{14})\}\)
  10. \(\left\{\begin{matrix}y=\frac{-51}{11}+3x\\-3x+5y=\frac{-123}{11}\end{matrix}\right.\qquad V=\{(1,\frac{-18}{11})\}\)
  11. \(\left\{\begin{matrix}-6x-2y=\frac{517}{5}\\4x=y+\frac{-673}{10}\end{matrix}\right.\qquad V=\{(-17,\frac{-7}{10})\}\)
  12. \(\left\{\begin{matrix}-5x+5y=\frac{107}{2}\\-x+5y=\frac{35}{2}\end{matrix}\right.\qquad V=\{(-9,\frac{17}{10})\}\)
Oefeningengenerator wiskundeoefeningen.be 2026-05-16 13:04:48
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