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Substitutie of combinatie

1. \(\left\{\begin{matrix}6x+5y=\frac{99}{38}\\-3x=-y+\frac{-447}{190}\end{matrix}\right.\)
2. \(\left\{\begin{matrix}6x+y=\frac{-1047}{110}\\3x=-5y+\frac{-75}{22}\end{matrix}\right.\)
3. \(\left\{\begin{matrix}-5x-4y=\frac{-1}{6}\\-6x=-y+-6\end{matrix}\right.\)
4. \(\left\{\begin{matrix}-6x+3y=\frac{300}{119}\\4x+y=\frac{-404}{119}\end{matrix}\right.\)
5. \(\left\{\begin{matrix}6x-3y=\frac{677}{52}\\-x=-y+\frac{-449}{156}\end{matrix}\right.\)
6. \(\left\{\begin{matrix}-3x-5y=\frac{1251}{154}\\x=-6y+\frac{-423}{77}\end{matrix}\right.\)
7. \(\left\{\begin{matrix}-5y=\frac{-807}{11}-6x\\2x-y=\frac{-267}{11}\end{matrix}\right.\)
8. \(\left\{\begin{matrix}6x-4y=\frac{-1998}{221}\\-4x+y=\frac{1137}{221}\end{matrix}\right.\)
9. \(\left\{\begin{matrix}-6x+5y=\frac{-32}{3}\\x=-2y+\frac{11}{3}\end{matrix}\right.\)
10. \(\left\{\begin{matrix}2x-4y=-8\\x=-5y+\frac{13}{2}\end{matrix}\right.\)
11. \(\left\{\begin{matrix}-x+2y=\frac{-41}{9}\\-6x+3y=\frac{-61}{3}\end{matrix}\right.\)
12. \(\left\{\begin{matrix}4x+3y=\frac{23}{11}\\x=-6y+\frac{-52}{11}\end{matrix}\right.\)

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Substitutie of combinatie

Verbetersleutel

1. \(\left\{\begin{matrix}6x+5y=\frac{99}{38}\\-3x=-y+\frac{-447}{190}\end{matrix}\right.\qquad V=\{(\frac{13}{19},\frac{-3}{10})\}\)
2. \(\left\{\begin{matrix}6x+y=\frac{-1047}{110}\\3x=-5y+\frac{-75}{22}\end{matrix}\right.\qquad V=\{(\frac{-18}{11},\frac{3}{10})\}\)
3. \(\left\{\begin{matrix}-5x-4y=\frac{-1}{6}\\-6x=-y+-6\end{matrix}\right.\qquad V=\{(\frac{5}{6},-1)\}\)
4. \(\left\{\begin{matrix}-6x+3y=\frac{300}{119}\\4x+y=\frac{-404}{119}\end{matrix}\right.\qquad V=\{(\frac{-12}{17},\frac{-4}{7})\}\)
5. \(\left\{\begin{matrix}6x-3y=\frac{677}{52}\\-x=-y+\frac{-449}{156}\end{matrix}\right.\qquad V=\{(\frac{19}{13},\frac{-17}{12})\}\)
6. \(\left\{\begin{matrix}-3x-5y=\frac{1251}{154}\\x=-6y+\frac{-423}{77}\end{matrix}\right.\qquad V=\{(\frac{-18}{11},\frac{-9}{14})\}\)
7. \(\left\{\begin{matrix}-5y=\frac{-807}{11}-6x\\2x-y=\frac{-267}{11}\end{matrix}\right.\qquad V=\{(-12,\frac{3}{11})\}\)
8. \(\left\{\begin{matrix}6x-4y=\frac{-1998}{221}\\-4x+y=\frac{1137}{221}\end{matrix}\right.\qquad V=\{(\frac{-15}{13},\frac{9}{17})\}\)
9. \(\left\{\begin{matrix}-6x+5y=\frac{-32}{3}\\x=-2y+\frac{11}{3}\end{matrix}\right.\qquad V=\{(\frac{7}{3},\frac{2}{3})\}\)
10. \(\left\{\begin{matrix}2x-4y=-8\\x=-5y+\frac{13}{2}\end{matrix}\right.\qquad V=\{(-1,\frac{3}{2})\}\)
11. \(\left\{\begin{matrix}-x+2y=\frac{-41}{9}\\-6x+3y=\frac{-61}{3}\end{matrix}\right.\qquad V=\{(3,\frac{-7}{9})\}\)
12. \(\left\{\begin{matrix}4x+3y=\frac{23}{11}\\x=-6y+\frac{-52}{11}\end{matrix}\right.\qquad V=\{(\frac{14}{11},-1)\}\)