3-2m/4与3m-2/5互为相反数时,则m=

3-2m/4与3m-2/5互为相反数时,则m=
3-2m/4与3m-2/5互为相反数时,则m=

3-2m/4与3m-2/5互为相反数时,则m=

∵3-2m/4与3m-2/5互为相反数
则(3-2m)/4=(2-3m)/5
∴5(3-2m)=4(2-3m)
15-10m=8-12m
12m-10m=8-15
2m=-7
m=-3.5

(3-2m）/4+（3m-2）/5=0
15-10m+12m-8=0
2m=-7
m=-7/2