## Algebra and Trigonometry 10th Edition

$\lceil 13\qquad 0\quad -39\rceil$ $\lfloor\enspace 3\quad -1\quad -8\rfloor$
$\lceil -2\qquad 5\qquad 1\rceil$ $\lfloor\enspace 3\quad -1\quad -8\rfloor$ Add 5 times Row 2 to Row 1. $\lceil 13\qquad 0\quad -39\rceil$ $\lfloor\enspace 3\quad -1\quad -8\rfloor$