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Substitutie of combinatie

  1. \(\left\{\begin{matrix}-6x+y=\frac{-415}{28}\\-3x+2y=\frac{-109}{14}\end{matrix}\right.\)
  2. \(\left\{\begin{matrix}-x+6y=29\\-2x+5y=\frac{62}{3}\end{matrix}\right.\)
  3. \(\left\{\begin{matrix}x+5y=\frac{-1535}{153}\\-5x-4y=\frac{1606}{153}\end{matrix}\right.\)
  4. \(\left\{\begin{matrix}-3x+6y=\frac{-1}{2}\\-x=-6y+\frac{5}{2}\end{matrix}\right.\)
  5. \(\left\{\begin{matrix}2x-4y=\frac{74}{5}\\5x+y=\frac{183}{10}\end{matrix}\right.\)
  6. \(\left\{\begin{matrix}6x+y=\frac{11}{7}\\2x=-4y+\frac{-33}{7}\end{matrix}\right.\)
  7. \(\left\{\begin{matrix}3x-y=\frac{13}{4}\\-2x-4y=\frac{155}{6}\end{matrix}\right.\)
  8. \(\left\{\begin{matrix}-4y=\frac{-564}{221}-3x\\3x+y=\frac{-54}{221}\end{matrix}\right.\)
  9. \(\left\{\begin{matrix}-4y=\frac{-215}{9}-4x\\-x+6y=\frac{445}{18}\end{matrix}\right.\)
  10. \(\left\{\begin{matrix}4x+y=\frac{-53}{36}\\-6x=-2y+\frac{29}{6}\end{matrix}\right.\)
  11. \(\left\{\begin{matrix}3x-5y=\frac{14}{51}\\5x-y=\frac{148}{51}\end{matrix}\right.\)
  12. \(\left\{\begin{matrix}-5x+4y=\frac{-244}{35}\\4x=y+\frac{226}{35}\end{matrix}\right.\)

Substitutie of combinatie

Verbetersleutel

  1. \(\left\{\begin{matrix}-6x+y=\frac{-415}{28}\\-3x+2y=\frac{-109}{14}\end{matrix}\right.\qquad V=\{(\frac{17}{7},\frac{-1}{4})\}\)
  2. \(\left\{\begin{matrix}-x+6y=29\\-2x+5y=\frac{62}{3}\end{matrix}\right.\qquad V=\{(3,\frac{16}{3})\}\)
  3. \(\left\{\begin{matrix}x+5y=\frac{-1535}{153}\\-5x-4y=\frac{1606}{153}\end{matrix}\right.\qquad V=\{(\frac{-10}{17},\frac{-17}{9})\}\)
  4. \(\left\{\begin{matrix}-3x+6y=\frac{-1}{2}\\-x=-6y+\frac{5}{2}\end{matrix}\right.\qquad V=\{(\frac{3}{2},\frac{2}{3})\}\)
  5. \(\left\{\begin{matrix}2x-4y=\frac{74}{5}\\5x+y=\frac{183}{10}\end{matrix}\right.\qquad V=\{(4,\frac{-17}{10})\}\)
  6. \(\left\{\begin{matrix}6x+y=\frac{11}{7}\\2x=-4y+\frac{-33}{7}\end{matrix}\right.\qquad V=\{(\frac{1}{2},\frac{-10}{7})\}\)
  7. \(\left\{\begin{matrix}3x-y=\frac{13}{4}\\-2x-4y=\frac{155}{6}\end{matrix}\right.\qquad V=\{(\frac{-11}{12},-6)\}\)
  8. \(\left\{\begin{matrix}-4y=\frac{-564}{221}-3x\\3x+y=\frac{-54}{221}\end{matrix}\right.\qquad V=\{(\frac{-4}{17},\frac{6}{13})\}\)
  9. \(\left\{\begin{matrix}-4y=\frac{-215}{9}-4x\\-x+6y=\frac{445}{18}\end{matrix}\right.\qquad V=\{(\frac{-20}{9},\frac{15}{4})\}\)
  10. \(\left\{\begin{matrix}4x+y=\frac{-53}{36}\\-6x=-2y+\frac{29}{6}\end{matrix}\right.\qquad V=\{(\frac{-5}{9},\frac{3}{4})\}\)
  11. \(\left\{\begin{matrix}3x-5y=\frac{14}{51}\\5x-y=\frac{148}{51}\end{matrix}\right.\qquad V=\{(\frac{11}{17},\frac{1}{3})\}\)
  12. \(\left\{\begin{matrix}-5x+4y=\frac{-244}{35}\\4x=y+\frac{226}{35}\end{matrix}\right.\qquad V=\{(\frac{12}{7},\frac{2}{5})\}\)
Oefeningengenerator wiskundeoefeningen.be 2026-03-02 17:00:36
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