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Substitutie of combinatie

  1. \(\left\{\begin{matrix}x-y=\frac{-367}{221}\\-4x=-3y+\frac{1390}{221}\end{matrix}\right.\)
  2. \(\left\{\begin{matrix}-6x+5y=\frac{535}{44}\\-2x+y=\frac{171}{44}\end{matrix}\right.\)
  3. \(\left\{\begin{matrix}-x+5y=\frac{-83}{11}\\-2x-5y=\frac{32}{11}\end{matrix}\right.\)
  4. \(\left\{\begin{matrix}4x+4y=\frac{-4}{19}\\-x+3y=\frac{21}{19}\end{matrix}\right.\)
  5. \(\left\{\begin{matrix}5x-2y=\frac{-403}{154}\\x=-3y+\frac{-985}{154}\end{matrix}\right.\)
  6. \(\left\{\begin{matrix}4y=\frac{-177}{77}+5x\\4x+y=\frac{1161}{154}\end{matrix}\right.\)
  7. \(\left\{\begin{matrix}-y=\frac{151}{12}-2x\\5x+6y=\frac{227}{6}\end{matrix}\right.\)
  8. \(\left\{\begin{matrix}-y=\frac{-626}{99}+6x\\-2x+5y=\frac{-326}{99}\end{matrix}\right.\)
  9. \(\left\{\begin{matrix}3x+4y=\frac{-149}{38}\\6x-y=\frac{-337}{152}\end{matrix}\right.\)
  10. \(\left\{\begin{matrix}5x-3y=\frac{97}{6}\\-6x-y=\frac{-167}{6}\end{matrix}\right.\)
  11. \(\left\{\begin{matrix}4x-y=\frac{-61}{14}\\-6x-6y=\frac{-51}{14}\end{matrix}\right.\)
  12. \(\left\{\begin{matrix}-6x-2y=\frac{-93}{10}\\-x=-2y+\frac{103}{60}\end{matrix}\right.\)

Substitutie of combinatie

Verbetersleutel

  1. \(\left\{\begin{matrix}x-y=\frac{-367}{221}\\-4x=-3y+\frac{1390}{221}\end{matrix}\right.\qquad V=\{(\frac{-17}{13},\frac{6}{17})\}\)
  2. \(\left\{\begin{matrix}-6x+5y=\frac{535}{44}\\-2x+y=\frac{171}{44}\end{matrix}\right.\qquad V=\{(\frac{-20}{11},\frac{1}{4})\}\)
  3. \(\left\{\begin{matrix}-x+5y=\frac{-83}{11}\\-2x-5y=\frac{32}{11}\end{matrix}\right.\qquad V=\{(\frac{17}{11},\frac{-6}{5})\}\)
  4. \(\left\{\begin{matrix}4x+4y=\frac{-4}{19}\\-x+3y=\frac{21}{19}\end{matrix}\right.\qquad V=\{(\frac{-6}{19},\frac{5}{19})\}\)
  5. \(\left\{\begin{matrix}5x-2y=\frac{-403}{154}\\x=-3y+\frac{-985}{154}\end{matrix}\right.\qquad V=\{(\frac{-17}{14},\frac{-19}{11})\}\)
  6. \(\left\{\begin{matrix}4y=\frac{-177}{77}+5x\\4x+y=\frac{1161}{154}\end{matrix}\right.\qquad V=\{(\frac{17}{11},\frac{19}{14})\}\)
  7. \(\left\{\begin{matrix}-y=\frac{151}{12}-2x\\5x+6y=\frac{227}{6}\end{matrix}\right.\qquad V=\{(\frac{20}{3},\frac{3}{4})\}\)
  8. \(\left\{\begin{matrix}-y=\frac{-626}{99}+6x\\-2x+5y=\frac{-326}{99}\end{matrix}\right.\qquad V=\{(\frac{12}{11},\frac{-2}{9})\}\)
  9. \(\left\{\begin{matrix}3x+4y=\frac{-149}{38}\\6x-y=\frac{-337}{152}\end{matrix}\right.\qquad V=\{(\frac{-9}{19},\frac{-5}{8})\}\)
  10. \(\left\{\begin{matrix}5x-3y=\frac{97}{6}\\-6x-y=\frac{-167}{6}\end{matrix}\right.\qquad V=\{(\frac{13}{3},\frac{11}{6})\}\)
  11. \(\left\{\begin{matrix}4x-y=\frac{-61}{14}\\-6x-6y=\frac{-51}{14}\end{matrix}\right.\qquad V=\{(\frac{-3}{4},\frac{19}{14})\}\)
  12. \(\left\{\begin{matrix}-6x-2y=\frac{-93}{10}\\-x=-2y+\frac{103}{60}\end{matrix}\right.\qquad V=\{(\frac{13}{12},\frac{7}{5})\}\)
Oefeningengenerator wiskundeoefeningen.be 2026-04-25 14:08:19
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