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Substitutie of combinatie

1. \(\left\{\begin{matrix}-4x-2y=\frac{113}{76}\\x=5y+\frac{-1169}{304}\end{matrix}\right.\)
2. \(\left\{\begin{matrix}-3x+6y=\frac{-159}{28}\\-6x-y=\frac{-237}{14}\end{matrix}\right.\)
3. \(\left\{\begin{matrix}-6x-4y=\frac{-291}{40}\\x+3y=\frac{209}{80}\end{matrix}\right.\)
4. \(\left\{\begin{matrix}3x+3y=\frac{-15}{2}\\-x=2y+\frac{17}{5}\end{matrix}\right.\)
5. \(\left\{\begin{matrix}-2y=\frac{113}{35}+3x\\x+4y=\frac{-201}{35}\end{matrix}\right.\)
6. \(\left\{\begin{matrix}6y=\frac{-38}{3}+2x\\-x+5y=\frac{-89}{9}\end{matrix}\right.\)
7. \(\left\{\begin{matrix}3y=\frac{-99}{14}+3x\\x-3y=\frac{43}{14}\end{matrix}\right.\)
8. \(\left\{\begin{matrix}3x-5y=\frac{-101}{6}\\-x=-y+\frac{9}{2}\end{matrix}\right.\)
9. \(\left\{\begin{matrix}-2x+2y=\frac{172}{77}\\-x=y+\frac{-2}{77}\end{matrix}\right.\)
10. \(\left\{\begin{matrix}5y=\frac{-17}{2}-3x\\-x-4y=\frac{5}{3}\end{matrix}\right.\)
11. \(\left\{\begin{matrix}-6x-y=\frac{-209}{17}\\-5x+6y=\frac{-140}{17}\end{matrix}\right.\)
12. \(\left\{\begin{matrix}-x-3y=\frac{-675}{133}\\4x-5y=\frac{-530}{133}\end{matrix}\right.\)

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Substitutie of combinatie

Verbetersleutel

1. \(\left\{\begin{matrix}-4x-2y=\frac{113}{76}\\x=5y+\frac{-1169}{304}\end{matrix}\right.\qquad V=\{(\frac{-11}{16},\frac{12}{19})\}\)
2. \(\left\{\begin{matrix}-3x+6y=\frac{-159}{28}\\-6x-y=\frac{-237}{14}\end{matrix}\right.\qquad V=\{(\frac{11}{4},\frac{3}{7})\}\)
3. \(\left\{\begin{matrix}-6x-4y=\frac{-291}{40}\\x+3y=\frac{209}{80}\end{matrix}\right.\qquad V=\{(\frac{13}{16},\frac{3}{5})\}\)
4. \(\left\{\begin{matrix}3x+3y=\frac{-15}{2}\\-x=2y+\frac{17}{5}\end{matrix}\right.\qquad V=\{(\frac{-8}{5},\frac{-9}{10})\}\)
5. \(\left\{\begin{matrix}-2y=\frac{113}{35}+3x\\x+4y=\frac{-201}{35}\end{matrix}\right.\qquad V=\{(\frac{-1}{7},\frac{-7}{5})\}\)
6. \(\left\{\begin{matrix}6y=\frac{-38}{3}+2x\\-x+5y=\frac{-89}{9}\end{matrix}\right.\qquad V=\{(1,\frac{-16}{9})\}\)
7. \(\left\{\begin{matrix}3y=\frac{-99}{14}+3x\\x-3y=\frac{43}{14}\end{matrix}\right.\qquad V=\{(2,\frac{-5}{14})\}\)
8. \(\left\{\begin{matrix}3x-5y=\frac{-101}{6}\\-x=-y+\frac{9}{2}\end{matrix}\right.\qquad V=\{(\frac{-17}{6},\frac{5}{3})\}\)
9. \(\left\{\begin{matrix}-2x+2y=\frac{172}{77}\\-x=y+\frac{-2}{77}\end{matrix}\right.\qquad V=\{(\frac{-6}{11},\frac{4}{7})\}\)
10. \(\left\{\begin{matrix}5y=\frac{-17}{2}-3x\\-x-4y=\frac{5}{3}\end{matrix}\right.\qquad V=\{(\frac{-11}{3},\frac{1}{2})\}\)
11. \(\left\{\begin{matrix}-6x-y=\frac{-209}{17}\\-5x+6y=\frac{-140}{17}\end{matrix}\right.\qquad V=\{(2,\frac{5}{17})\}\)
12. \(\left\{\begin{matrix}-x-3y=\frac{-675}{133}\\4x-5y=\frac{-530}{133}\end{matrix}\right.\qquad V=\{(\frac{15}{19},\frac{10}{7})\}\)