Sagot :
Bonsoir
A15ac+14ac = 29 ac
B:23xy-35xy = - 12xy
C:2a+8a = 10a
D:7x-12x = -5x
E:7ab+5ba = 12ab
F:9yt-15t = - 6yt
G:11y-5-3y = 8y -5
A15ac+14ac = 29 ac
B:23xy-35xy = - 12xy
C:2a+8a = 10a
D:7x-12x = -5x
E:7ab+5ba = 12ab
F:9yt-15t = - 6yt
G:11y-5-3y = 8y -5