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Substitutie of combinatie

  1. \(\left\{\begin{matrix}6x-2y=\frac{-110}{19}\\-x=4y+\frac{27}{19}\end{matrix}\right.\)
  2. \(\left\{\begin{matrix}-5x+4y=\frac{-433}{91}\\-x+5y=\frac{-578}{91}\end{matrix}\right.\)
  3. \(\left\{\begin{matrix}-6x+5y=\frac{265}{42}\\-x-6y=\frac{97}{63}\end{matrix}\right.\)
  4. \(\left\{\begin{matrix}2x+4y=\frac{-370}{13}\\x-6y=\frac{543}{13}\end{matrix}\right.\)
  5. \(\left\{\begin{matrix}x+2y=\frac{-23}{8}\\6x-6y=\frac{-3}{8}\end{matrix}\right.\)
  6. \(\left\{\begin{matrix}-2x-y=\frac{11}{9}\\4x=6y+\frac{98}{9}\end{matrix}\right.\)
  7. \(\left\{\begin{matrix}-y=\frac{-1}{5}-6x\\5x+6y=\frac{-55}{2}\end{matrix}\right.\)
  8. \(\left\{\begin{matrix}4x-4y=\frac{-836}{85}\\-x=y+\frac{29}{85}\end{matrix}\right.\)
  9. \(\left\{\begin{matrix}3x-5y=\frac{-47}{2}\\-x=-2y+8\end{matrix}\right.\)
  10. \(\left\{\begin{matrix}y=\frac{-58}{17}+3x\\3x-2y=\frac{92}{17}\end{matrix}\right.\)
  11. \(\left\{\begin{matrix}5y=\frac{28}{15}-x\\4x-5y=\frac{-88}{15}\end{matrix}\right.\)
  12. \(\left\{\begin{matrix}6x-6y=\frac{734}{33}\\-x=-4y+\frac{-907}{99}\end{matrix}\right.\)

Substitutie of combinatie

Verbetersleutel

  1. \(\left\{\begin{matrix}6x-2y=\frac{-110}{19}\\-x=4y+\frac{27}{19}\end{matrix}\right.\qquad V=\{(-1,\frac{-2}{19})\}\)
  2. \(\left\{\begin{matrix}-5x+4y=\frac{-433}{91}\\-x+5y=\frac{-578}{91}\end{matrix}\right.\qquad V=\{(\frac{-1}{13},\frac{-9}{7})\}\)
  3. \(\left\{\begin{matrix}-6x+5y=\frac{265}{42}\\-x-6y=\frac{97}{63}\end{matrix}\right.\qquad V=\{(\frac{-10}{9},\frac{-1}{14})\}\)
  4. \(\left\{\begin{matrix}2x+4y=\frac{-370}{13}\\x-6y=\frac{543}{13}\end{matrix}\right.\qquad V=\{(\frac{-3}{13},-7)\}\)
  5. \(\left\{\begin{matrix}x+2y=\frac{-23}{8}\\6x-6y=\frac{-3}{8}\end{matrix}\right.\qquad V=\{(-1,\frac{-15}{16})\}\)
  6. \(\left\{\begin{matrix}-2x-y=\frac{11}{9}\\4x=6y+\frac{98}{9}\end{matrix}\right.\qquad V=\{(\frac{2}{9},\frac{-5}{3})\}\)
  7. \(\left\{\begin{matrix}-y=\frac{-1}{5}-6x\\5x+6y=\frac{-55}{2}\end{matrix}\right.\qquad V=\{(\frac{-7}{10},-4)\}\)
  8. \(\left\{\begin{matrix}4x-4y=\frac{-836}{85}\\-x=y+\frac{29}{85}\end{matrix}\right.\qquad V=\{(\frac{-7}{5},\frac{18}{17})\}\)
  9. \(\left\{\begin{matrix}3x-5y=\frac{-47}{2}\\-x=-2y+8\end{matrix}\right.\qquad V=\{(-7,\frac{1}{2})\}\)
  10. \(\left\{\begin{matrix}y=\frac{-58}{17}+3x\\3x-2y=\frac{92}{17}\end{matrix}\right.\qquad V=\{(\frac{8}{17},-2)\}\)
  11. \(\left\{\begin{matrix}5y=\frac{28}{15}-x\\4x-5y=\frac{-88}{15}\end{matrix}\right.\qquad V=\{(\frac{-4}{5},\frac{8}{15})\}\)
  12. \(\left\{\begin{matrix}6x-6y=\frac{734}{33}\\-x=-4y+\frac{-907}{99}\end{matrix}\right.\qquad V=\{(\frac{17}{9},\frac{-20}{11})\}\)
Oefeningengenerator wiskundeoefeningen.be 2026-04-28 19:13:53
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