Bonjoir,
A= 17/ -7
= -17/7
B= (-2+17)/-3
=15/-3
= -5
c= -9/-1 = 9
d= (6-24)/ (12-2)
= - 18/10
= -1,8
e= 18/3 + 18/3
= 36/3
= 12
f= (-21+21) / (-13 -68)
= 0
g= (8*-9) / -9
= 1/9
h= (15*-4) / -1
= -30/-1 = 30
I= (27 -15)/( -5-2)
= 12/-7
= -12/7