Resposta :
Resposta:
3 – 4.(3x+m) = 3.(3-4x) + m
3-12x-4m = 9-12x+m
-4m-m = 9-3-12x+12x
-5m = 6
(-1).-5m = 6.(-1)
5m = -6
m = - 6
5
Resposta:
3 – 4.(3x+m) = 3.(3-4x) + m
3-12x-4m = 9-12x+m
-4m-m = 9-3-12x+12x
-5m = 6
(-1).-5m = 6.(-1)
5m = -6
m = - 6
5