Math Solve - 3x - 2y = - 18 and - 4x - 4y = - 20 Asked by AnneS2 on 04 Jul 05:12 Last updated by anonymous on 05 Jul 11:50
- 4x - 4y = - 20 - 4x - 4y+4y = - 20+4y -4x= - 20+4y -4x/-4= - 20/-4+4y/-4 x=5-y - 3x - 2y = - 18 - 3(5-y) - 2y = - 18 - 3(5) (-3)(-y) - 2y = - 18 -15+3y-2y=-18 -15+y=-18 -15+y+15=-18+15 y=-3 x=5-y x=5--3 x=5+3=8