Algebra 1MediumSystems of Equations ShareSystems of Equations · Medium problemSolve the system for xxx and yyy.{−9x−9y=−54−5x+5y=−50\begin{cases} - 9 x - 9 y = -54 \\ - 5 x + 5 y = -50 \end{cases}{−9x−9y=−54−5x+5y=−50 Show answer Walk through it step by step Practice more like this Review this concept