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Substitutie of combinatie

1. \(\left\{\begin{matrix}6x-y=\frac{39}{95}\\-4x=5y+\frac{-451}{95}\end{matrix}\right.\)
2. \(\left\{\begin{matrix}-4x+3y=2\\-3x=-y+-1\end{matrix}\right.\)
3. \(\left\{\begin{matrix}-x-4y=\frac{181}{126}\\-2x=-3y+\frac{-116}{63}\end{matrix}\right.\)
4. \(\left\{\begin{matrix}6y=\frac{251}{35}-4x\\-5x+y=\frac{27}{70}\end{matrix}\right.\)
5. \(\left\{\begin{matrix}5y=\frac{-95}{28}-2x\\x+5y=\frac{-135}{28}\end{matrix}\right.\)
6. \(\left\{\begin{matrix}4y=\frac{28}{99}+3x\\x-2y=\frac{-68}{99}\end{matrix}\right.\)
7. \(\left\{\begin{matrix}4y=\frac{-14}{3}+x\\-4x-2y=\frac{34}{3}\end{matrix}\right.\)
8. \(\left\{\begin{matrix}-3x+y=\frac{27}{20}\\-4x=2y+\frac{-16}{5}\end{matrix}\right.\)
9. \(\left\{\begin{matrix}5y=\frac{31}{2}-5x\\x-4y=\frac{-116}{15}\end{matrix}\right.\)
10. \(\left\{\begin{matrix}-6x+6y=\frac{-29}{10}\\4x=y+\frac{73}{30}\end{matrix}\right.\)
11. \(\left\{\begin{matrix}-6x-6y=-14\\x=2y+\frac{-5}{3}\end{matrix}\right.\)
12. \(\left\{\begin{matrix}4y=\frac{33}{2}+6x\\3x+y=\frac{15}{4}\end{matrix}\right.\)

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Substitutie of combinatie

Verbetersleutel

1. \(\left\{\begin{matrix}6x-y=\frac{39}{95}\\-4x=5y+\frac{-451}{95}\end{matrix}\right.\qquad V=\{(\frac{1}{5},\frac{15}{19})\}\)
2. \(\left\{\begin{matrix}-4x+3y=2\\-3x=-y+-1\end{matrix}\right.\qquad V=\{(1,2)\}\)
3. \(\left\{\begin{matrix}-x-4y=\frac{181}{126}\\-2x=-3y+\frac{-116}{63}\end{matrix}\right.\qquad V=\{(\frac{5}{18},\frac{-3}{7})\}\)
4. \(\left\{\begin{matrix}6y=\frac{251}{35}-4x\\-5x+y=\frac{27}{70}\end{matrix}\right.\qquad V=\{(\frac{1}{7},\frac{11}{10})\}\)
5. \(\left\{\begin{matrix}5y=\frac{-95}{28}-2x\\x+5y=\frac{-135}{28}\end{matrix}\right.\qquad V=\{(\frac{10}{7},\frac{-5}{4})\}\)
6. \(\left\{\begin{matrix}4y=\frac{28}{99}+3x\\x-2y=\frac{-68}{99}\end{matrix}\right.\qquad V=\{(\frac{12}{11},\frac{8}{9})\}\)
7. \(\left\{\begin{matrix}4y=\frac{-14}{3}+x\\-4x-2y=\frac{34}{3}\end{matrix}\right.\qquad V=\{(-2,\frac{-5}{3})\}\)
8. \(\left\{\begin{matrix}-3x+y=\frac{27}{20}\\-4x=2y+\frac{-16}{5}\end{matrix}\right.\qquad V=\{(\frac{1}{20},\frac{3}{2})\}\)
9. \(\left\{\begin{matrix}5y=\frac{31}{2}-5x\\x-4y=\frac{-116}{15}\end{matrix}\right.\qquad V=\{(\frac{14}{15},\frac{13}{6})\}\)
10. \(\left\{\begin{matrix}-6x+6y=\frac{-29}{10}\\4x=y+\frac{73}{30}\end{matrix}\right.\qquad V=\{(\frac{13}{20},\frac{1}{6})\}\)
11. \(\left\{\begin{matrix}-6x-6y=-14\\x=2y+\frac{-5}{3}\end{matrix}\right.\qquad V=\{(1,\frac{4}{3})\}\)
12. \(\left\{\begin{matrix}4y=\frac{33}{2}+6x\\3x+y=\frac{15}{4}\end{matrix}\right.\qquad V=\{(\frac{-1}{12},4)\}\)