Enter values for the matrix.
Enter fractions with a slash, as "3/4" or "-10/3".

Reduce the matrix.

\(\left[\begin{array}{rrr|r}4 & -4 & -4 & -52 \\ 0 & 1 & 1 & 10 \\ 5 & 4 & 2 & 15\end{array}\right]\begin{array}{ll}\phantom{1} & \\ \phantom{1} & \\ \phantom{1} & \end{array}\)