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Substitutie of combinatie

1. \(\left\{\begin{matrix}2y=\frac{-184}{33}+6x\\-x-6y=\frac{-1061}{99}\end{matrix}\right.\)
2. \(\left\{\begin{matrix}-6x-y=\frac{743}{136}\\-2x+3y=\frac{-149}{136}\end{matrix}\right.\)
3. \(\left\{\begin{matrix}3x+3y=\frac{341}{85}\\6x=y+\frac{499}{255}\end{matrix}\right.\)
4. \(\left\{\begin{matrix}3x+5y=\frac{-221}{6}\\-x+3y=\frac{-19}{2}\end{matrix}\right.\)
5. \(\left\{\begin{matrix}y=\frac{-681}{8}-5x\\-2x-4y=\frac{69}{2}\end{matrix}\right.\)
6. \(\left\{\begin{matrix}-6y=\frac{-201}{10}-3x\\2x-y=\frac{-163}{20}\end{matrix}\right.\)
7. \(\left\{\begin{matrix}2x+3y=\frac{-42}{5}\\x=-y+\frac{-16}{5}\end{matrix}\right.\)
8. \(\left\{\begin{matrix}-y=\frac{-128}{15}-5x\\-3x-3y=\frac{34}{5}\end{matrix}\right.\)
9. \(\left\{\begin{matrix}x-4y=\frac{-131}{19}\\5x+6y=\frac{-421}{19}\end{matrix}\right.\)
10. \(\left\{\begin{matrix}-5x+4y=\frac{632}{19}\\-4x=y+\frac{-53}{19}\end{matrix}\right.\)
11. \(\left\{\begin{matrix}-2x+3y=\frac{996}{133}\\-x-2y=\frac{-566}{133}\end{matrix}\right.\)
12. \(\left\{\begin{matrix}5x+5y=\frac{-61}{48}\\-2x+y=\frac{707}{240}\end{matrix}\right.\)

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Substitutie of combinatie

Verbetersleutel

1. \(\left\{\begin{matrix}2y=\frac{-184}{33}+6x\\-x-6y=\frac{-1061}{99}\end{matrix}\right.\qquad V=\{(\frac{13}{9},\frac{17}{11})\}\)
2. \(\left\{\begin{matrix}-6x-y=\frac{743}{136}\\-2x+3y=\frac{-149}{136}\end{matrix}\right.\qquad V=\{(\frac{-13}{17},\frac{-7}{8})\}\)
3. \(\left\{\begin{matrix}3x+3y=\frac{341}{85}\\6x=y+\frac{499}{255}\end{matrix}\right.\qquad V=\{(\frac{8}{17},\frac{13}{15})\}\)
4. \(\left\{\begin{matrix}3x+5y=\frac{-221}{6}\\-x+3y=\frac{-19}{2}\end{matrix}\right.\qquad V=\{(\frac{-9}{2},\frac{-14}{3})\}\)
5. \(\left\{\begin{matrix}y=\frac{-681}{8}-5x\\-2x-4y=\frac{69}{2}\end{matrix}\right.\qquad V=\{(-17,\frac{-1}{8})\}\)
6. \(\left\{\begin{matrix}-6y=\frac{-201}{10}-3x\\2x-y=\frac{-163}{20}\end{matrix}\right.\qquad V=\{(\frac{-16}{5},\frac{7}{4})\}\)
7. \(\left\{\begin{matrix}2x+3y=\frac{-42}{5}\\x=-y+\frac{-16}{5}\end{matrix}\right.\qquad V=\{(\frac{-6}{5},-2)\}\)
8. \(\left\{\begin{matrix}-y=\frac{-128}{15}-5x\\-3x-3y=\frac{34}{5}\end{matrix}\right.\qquad V=\{(\frac{-9}{5},\frac{-7}{15})\}\)
9. \(\left\{\begin{matrix}x-4y=\frac{-131}{19}\\5x+6y=\frac{-421}{19}\end{matrix}\right.\qquad V=\{(-5,\frac{9}{19})\}\)
10. \(\left\{\begin{matrix}-5x+4y=\frac{632}{19}\\-4x=y+\frac{-53}{19}\end{matrix}\right.\qquad V=\{(\frac{-20}{19},7)\}\)
11. \(\left\{\begin{matrix}-2x+3y=\frac{996}{133}\\-x-2y=\frac{-566}{133}\end{matrix}\right.\qquad V=\{(\frac{-6}{19},\frac{16}{7})\}\)
12. \(\left\{\begin{matrix}5x+5y=\frac{-61}{48}\\-2x+y=\frac{707}{240}\end{matrix}\right.\qquad V=\{(\frac{-16}{15},\frac{13}{16})\}\)