Matematika B - 2016. ljeto, 16.

A. $\{\begin{array}{c}2x-3y=64x+3y=12\end{array}\backslash left\backslash \{\backslash begin\{array\}\{l\}2\; x-3\; y=6\; \backslash \; 4\; x+3\; y=12\backslash end\{array\}\backslash right.$

B. $\{\begin{array}{c}2x+3y=64x-3y=12\end{array}\backslash left\backslash \{\backslash begin\{array\}\{l\}2\; x+3\; y=6\; \backslash \; 4\; x-3\; y=12\backslash end\{array\}\backslash right.$

C. $\{\begin{array}{c}3x+2y=6\\ -3x+4y=12\end{array}\backslash left\backslash \{\backslash begin\{array\}\{c\}3\; x+2\; y=6\; \backslash \backslash \; -3\; x+4\; y=12\backslash end\{array\}\backslash right.$

D. $\{\begin{array}{c}-3x+2y=6\\ 3x+4y=12\end{array}\backslash left\backslash \{\backslash begin\{array\}\{l\}-3\; x+2\; y=6\; \backslash \backslash \; 3\; x+4\; y=12\backslash end\{array\}\backslash right.$