Question 586905
6x-2y=-22
4x+7y=2
.
-2y=-6x-22
y=3x+11
.
4x+7(3x+11)=2
4x+21x+77=2
25x=-75
x=-3
.
4*-3+7y=2
-12+7y=2
7y=14
y=2
.
Ed