3x + 4y = -5
-3x -3x
4y= -3x -5
/4 /4
y= -3/4x-5/4
3x + 3y = -2
-3x -3x
3y = -3x-2
/3 /3
y= -1x-2/3
If she gains a card that would be a positive 1, if she sells one that would be negative 1, and if she keeps one than that would be 0.
When you calculate that all up you get 212 <span />
C3-36
the 3 is “c3” is an exponent btw!
