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Substitutie of combinatie

1. \(\left\{\begin{matrix}-2x+5y=\frac{-535}{126}\\-5x+y=\frac{-935}{126}\end{matrix}\right.\)
2. \(\left\{\begin{matrix}-x+5y=\frac{-143}{17}\\5x=-5y+\frac{-203}{17}\end{matrix}\right.\)
3. \(\left\{\begin{matrix}4x+3y=\frac{-19}{14}\\4x+y=\frac{-33}{14}\end{matrix}\right.\)
4. \(\left\{\begin{matrix}4y=\frac{-176}{3}+2x\\2x-y=\frac{59}{3}\end{matrix}\right.\)
5. \(\left\{\begin{matrix}-5x+3y=\frac{388}{99}\\-2x+y=\frac{166}{99}\end{matrix}\right.\)
6. \(\left\{\begin{matrix}-4x+3y=\frac{-283}{88}\\x+6y=\frac{221}{44}\end{matrix}\right.\)
7. \(\left\{\begin{matrix}-6x+2y=\frac{260}{51}\\6x+y=\frac{-125}{51}\end{matrix}\right.\)
8. \(\left\{\begin{matrix}-y=\frac{-35}{6}-5x\\-5x-5y=\frac{-685}{6}\end{matrix}\right.\)
9. \(\left\{\begin{matrix}3y=\frac{31}{57}+x\\2x-2y=\frac{-122}{57}\end{matrix}\right.\)
10. \(\left\{\begin{matrix}3x+2y=\frac{-11}{2}\\-2x=y+\frac{13}{4}\end{matrix}\right.\)
11. \(\left\{\begin{matrix}-4x+6y=\frac{-97}{60}\\6x=y+\frac{-103}{40}\end{matrix}\right.\)
12. \(\left\{\begin{matrix}-5x-3y=\frac{-159}{38}\\5x+y=\frac{167}{38}\end{matrix}\right.\)

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Substitutie of combinatie

Verbetersleutel

1. \(\left\{\begin{matrix}-2x+5y=\frac{-535}{126}\\-5x+y=\frac{-935}{126}\end{matrix}\right.\qquad V=\{(\frac{10}{7},\frac{-5}{18})\}\)
2. \(\left\{\begin{matrix}-x+5y=\frac{-143}{17}\\5x=-5y+\frac{-203}{17}\end{matrix}\right.\qquad V=\{(\frac{-10}{17},\frac{-9}{5})\}\)
3. \(\left\{\begin{matrix}4x+3y=\frac{-19}{14}\\4x+y=\frac{-33}{14}\end{matrix}\right.\qquad V=\{(\frac{-5}{7},\frac{1}{2})\}\)
4. \(\left\{\begin{matrix}4y=\frac{-176}{3}+2x\\2x-y=\frac{59}{3}\end{matrix}\right.\qquad V=\{(\frac{10}{3},-13)\}\)
5. \(\left\{\begin{matrix}-5x+3y=\frac{388}{99}\\-2x+y=\frac{166}{99}\end{matrix}\right.\qquad V=\{(\frac{-10}{9},\frac{-6}{11})\}\)
6. \(\left\{\begin{matrix}-4x+3y=\frac{-283}{88}\\x+6y=\frac{221}{44}\end{matrix}\right.\qquad V=\{(\frac{14}{11},\frac{5}{8})\}\)
7. \(\left\{\begin{matrix}-6x+2y=\frac{260}{51}\\6x+y=\frac{-125}{51}\end{matrix}\right.\qquad V=\{(\frac{-5}{9},\frac{15}{17})\}\)
8. \(\left\{\begin{matrix}-y=\frac{-35}{6}-5x\\-5x-5y=\frac{-685}{6}\end{matrix}\right.\qquad V=\{(\frac{17}{6},20)\}\)
9. \(\left\{\begin{matrix}3y=\frac{31}{57}+x\\2x-2y=\frac{-122}{57}\end{matrix}\right.\qquad V=\{(\frac{-4}{3},\frac{-5}{19})\}\)
10. \(\left\{\begin{matrix}3x+2y=\frac{-11}{2}\\-2x=y+\frac{13}{4}\end{matrix}\right.\qquad V=\{(-1,\frac{-5}{4})\}\)
11. \(\left\{\begin{matrix}-4x+6y=\frac{-97}{60}\\6x=y+\frac{-103}{40}\end{matrix}\right.\qquad V=\{(\frac{-8}{15},\frac{-5}{8})\}\)
12. \(\left\{\begin{matrix}-5x-3y=\frac{-159}{38}\\5x+y=\frac{167}{38}\end{matrix}\right.\qquad V=\{(\frac{9}{10},\frac{-2}{19})\}\)