??????????????? is zat spozed tu be 2 strate lines & yu wanna find out
weer em hit ?????????
line 1: 2x-3y=-9
line 2: 4x+4y=-9....or y=-x -(9/4)
line1...2x -3[-x -(9/4)] =-9
2x +3x +27/4 =-9
5x=-9 -27/4=-63/4
x=-63/20=-3.15
y=-x-(9/4)=+3.15 -2.25=0.9