-5/8-(-7/12)=-5/8+7/12=-15/24+14/24=-1/24
38-(-16)=38+16=54
-7 7/24-4 13/16=-7 14/48-4 39/48=-11 53/48=-12 5/48
5/9-2=-1 4/9
-18,9-36,4=-55,3
-3 3/14-(-2 5/6)=-3 3/14+2 5/6=-45/14+17/6=(-135+119)/42=-16/42=-8/21
y-1/5=-8/15
y=-8/15+3/15
y=-5/15
y=-1/3
x+6,75=-2,05
x=-2,05-6,75
x=-8,8
|x-2|=5
x-2=5 x-2=-5
x=5+2 x=-5+2
x=7 x=-3
M(3 4/5) N(-4 3/15) =8