Math
Solve for both systems 4x + 3y = 19 and 4x + 2y = 14

Asked by
AnneS2
Last updated by
anonymous
4x + 2y = 14
4x-4x + 2y = 14-4x
2y = 14-4x
2y/2 = 14-4x/2
y=7-2x
4x + 3y = 19
4x + 3(7-2x) = 19
4x + 3(7) (3)(-2x) = 19
4x+21-6x=19
21-2x=19
21-21-2x=19-21
-2x=-2
-2x/-2=-2/-2
x=1
y=7-2x
y=7-2(1)
y=7-2=5