Solve the system using elimination: {3x−2y=72x+2y=8\begin{cases} 3x - 2y = 7 \\ 2x + 2y = 8 \end{cases}{3x−2y=72x+2y=8
(x,y)=(3,1)(x, y) = (3, 1)(x,y)=(3,1)
(x,y)=(2,−1)(x, y) = (2, -1)(x,y)=(2,−1)
(x,y)=(1,3)(x, y) = (1, 3)(x,y)=(1,3)
(x,y)=(4,0)(x, y) = (4, 0)(x,y)=(4,0)