Algebra 1MediumSystems of Equations ShareSystems of Equations · Medium problemSolve the system for xxx and yyy.{−6x+3y=−487x−7y=63\begin{cases} - 6 x + 3 y = -48 \\ 7 x - 7 y = 63 \end{cases}{−6x+3y=−487x−7y=63 Show answer Walk through it step by step Practice more like this Review this concept