Math Solve for both systems - 2x - 4y = 20 and 4x - 4y = 20 Asked by AnneS2 on 24 Aug 06:24 Last updated by anonymous on 25 Aug 15:52

4x - 4y = 20 4x - 4y+4y = 20+4y 4x= 20+4y 4x/4= 20+4y/4 x=5+y - 2x - 4y = 20 - 2(5+y) - 4y = 20 - 2(5) (-2)(+y) - 4y = 20 -10-2y- 4y = 20 -10- 6y = 20 -10- 6y+10 = 20+10 -6y=30 -6y/-6=30/-6 y=-5 x=5+y x=5+(-5)=0