Math
Solve for both systems: 2x - 5y = - 40 and 2x - 2y = - 16

Asked by
AnneS2
Last updated by
anonymous
2x - 2y = - 16
2x - 2y+2y = - 16+2y
2x = - 16+2y
2x/2 = - 16+2y/2
x=-8+y
2x - 5y = - 40
2(-8+y) - 5y = - 40
2(-8) (2)(+y) - 5y = - 40
-16+2y-5y=-40
-16-3y=-40
-16-3y+16=-40+16
-3y=-24
-3y/-3=-24/-3
y=8
x=-8+y
x=-8+-8
x=0