Répondre :
a) 2x+5 = 15-3x
5x = 10
x = 2
b) -6x+4 = -1-x
-5x = -5
x = 5
c) 7m+10 = m-8
6m = -18
m = -3
d) -12y = 4-13y
y = 4
RESOUDRE LES LEQUATION: A)2x+5=15-3x b)-6x+4=-1-x c)7m+10=m-8 d)-12y=4-13y
a) 2x+5 = 15-3x
5x = 10
x = 2
b) -6x+4 = -1-x
-5x = -5
x = 5
c) 7m+10 = m-8
6m = -18
m = -3
d) -12y = 4-13y
y = 4