Question 7440
3x-2y=-5
-3x-y=-1


add up the two:
-3y=-6
{{{(-3y)/-3}}}={{{-6/-3}}}
y=2


Multiply (3x-2y=-5) by -1 to get:  -3x+2y=5
Multiply (-3x-y=-1) by 2 to get:  -6x-2y=-2
-3x+2y=5
-6x-2y=-2


add up the two:
-9x=3
{{{(-9x)/(-9)}}}={{{3/(-9)}}}
x={{{-1/3}}}