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Substitutie of combinatie

  1. \(\left\{\begin{matrix}-6x+2y=\frac{-17}{6}\\-4x-y=\frac{20}{3}\end{matrix}\right.\)
  2. \(\left\{\begin{matrix}3x+2y=\frac{-61}{12}\\-2x=y+\frac{11}{3}\end{matrix}\right.\)
  3. \(\left\{\begin{matrix}-4x+6y=50\\-6x=-y+11\end{matrix}\right.\)
  4. \(\left\{\begin{matrix}3x+y=\frac{14}{3}\\6x-5y=\frac{7}{3}\end{matrix}\right.\)
  5. \(\left\{\begin{matrix}3x+4y=-22\\-2x=y+13\end{matrix}\right.\)
  6. \(\left\{\begin{matrix}6x+3y=\frac{909}{209}\\-x+y=\frac{-267}{209}\end{matrix}\right.\)
  7. \(\left\{\begin{matrix}5y=\frac{-497}{13}+6x\\-2x-y=\frac{-171}{13}\end{matrix}\right.\)
  8. \(\left\{\begin{matrix}-6x+3y=-3\\-x=-4y+3\end{matrix}\right.\)
  9. \(\left\{\begin{matrix}6x-3y=\frac{-642}{77}\\x=-y+\frac{-67}{154}\end{matrix}\right.\)
  10. \(\left\{\begin{matrix}-x+3y=\frac{89}{7}\\-3x+3y=\frac{99}{7}\end{matrix}\right.\)
  11. \(\left\{\begin{matrix}-5x+3y=\frac{8}{15}\\4x=-y+\frac{-37}{15}\end{matrix}\right.\)
  12. \(\left\{\begin{matrix}-y=\frac{73}{16}-2x\\-2x-2y=\frac{-23}{8}\end{matrix}\right.\)

Substitutie of combinatie

Verbetersleutel

  1. \(\left\{\begin{matrix}-6x+2y=\frac{-17}{6}\\-4x-y=\frac{20}{3}\end{matrix}\right.\qquad V=\{(\frac{-3}{4},\frac{-11}{3})\}\)
  2. \(\left\{\begin{matrix}3x+2y=\frac{-61}{12}\\-2x=y+\frac{11}{3}\end{matrix}\right.\qquad V=\{(\frac{-9}{4},\frac{5}{6})\}\)
  3. \(\left\{\begin{matrix}-4x+6y=50\\-6x=-y+11\end{matrix}\right.\qquad V=\{(\frac{-1}{2},8)\}\)
  4. \(\left\{\begin{matrix}3x+y=\frac{14}{3}\\6x-5y=\frac{7}{3}\end{matrix}\right.\qquad V=\{(\frac{11}{9},1)\}\)
  5. \(\left\{\begin{matrix}3x+4y=-22\\-2x=y+13\end{matrix}\right.\qquad V=\{(-6,-1)\}\)
  6. \(\left\{\begin{matrix}6x+3y=\frac{909}{209}\\-x+y=\frac{-267}{209}\end{matrix}\right.\qquad V=\{(\frac{10}{11},\frac{-7}{19})\}\)
  7. \(\left\{\begin{matrix}5y=\frac{-497}{13}+6x\\-2x-y=\frac{-171}{13}\end{matrix}\right.\qquad V=\{(\frac{13}{2},\frac{2}{13})\}\)
  8. \(\left\{\begin{matrix}-6x+3y=-3\\-x=-4y+3\end{matrix}\right.\qquad V=\{(1,1)\}\)
  9. \(\left\{\begin{matrix}6x-3y=\frac{-642}{77}\\x=-y+\frac{-67}{154}\end{matrix}\right.\qquad V=\{(\frac{-15}{14},\frac{7}{11})\}\)
  10. \(\left\{\begin{matrix}-x+3y=\frac{89}{7}\\-3x+3y=\frac{99}{7}\end{matrix}\right.\qquad V=\{(\frac{-5}{7},4)\}\)
  11. \(\left\{\begin{matrix}-5x+3y=\frac{8}{15}\\4x=-y+\frac{-37}{15}\end{matrix}\right.\qquad V=\{(\frac{-7}{15},\frac{-3}{5})\}\)
  12. \(\left\{\begin{matrix}-y=\frac{73}{16}-2x\\-2x-2y=\frac{-23}{8}\end{matrix}\right.\qquad V=\{(2,\frac{-9}{16})\}\)
Oefeningengenerator wiskundeoefeningen.be 2026-07-06 03:42:36
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